Ryan and Marissa deal with the aftermath of Trey's shooting when Julie maliciously goes to great efforts to protect her daughter by influencing Trey to charge Ryan for the shooting. Meanwhile, Kirsten meets a shady young woman, named Charlotte, at rehab who inspires her to move on with her life. Sandy also takes over running the Newport Group while Julie and Jimmy wait for news about the late Caleb's accountants. Written by Anonymous

As the gang returns to school for their senior year, Jack Hess, the new dean of discipline of Harbor High School, wants to expel both Ryan and Marissa for the shooting incident. Summer fights with the annoying and overachieving Taylor Townsend over being Social Chair for planning the school activities. Meanwhile, Kirsten worries about leaving rehab, while Charlotte inspires her to shack up with her, and when Sandy learns that Kristen left rehab without informing him, he becomes worried about Charlotte's influence. Jimmy worries about his business partner Don who wants to collect for money he owes in overdue business investments. Written by Anonymous

After Caleb's will is read which reveals that he's lost everything, Jimmy must make a difficult decision whether or not to stay in town or move away again to avoid his business partner. Meanwhile, Ryan and Marissa are told by Sandy and Julie to stay away from each other over their expulsion while back at Harbor High, the evil and vindictive Dean Hess now goes after Seth and Summer by forcing them to work with Taylor in planning a school musical. Also, Kirsten finally returns home to Sandy, leaving behind Charlotte whom is revealed to be not all as she seems. Written by Anonymous

Marissa struggles with attending new public high school Newport Union, and her new friends, Johnny; his girlfriend Cassey; and their nerd friend Chili, all of whom make Ryan slightly jealous. Meanwhile, Charlotte's ruse is up when she learns that Kirsten did not inherit any money from Caleb. But Charlotte's con-artist boyfriend, Glen, forces her to go ahead with their scam to rip off Kristen anyway. Julie's mansion get repossessed, leaving her with nothing but a broken heart. Also, Taylor sets into motion a crafty power play in planning Harbor High's Homecoming Dance in which she successfully dethrones Summer as the school committee chairman by tricking her into admitting to Dean Hess a misdeed with Seth. Later, Summer learns an interesting secret about Taylor and Dean Hess and why he is going around punishing and suspending everyone that Taylor dislikes... Written by Anonymous

Ryan decides to not return to school, and makes a decision to take a job as a fisherman which Sandy reluctantly accepts. Marissa turns to her new friends, Johnny, Casey, and Chili, to help her with Ryan's situation when he tells her that he's leaving down on a fishing trawler for a few months at sea. Meanwhile, Summer and Seth team up to try to reveal the romantic tryst between the nasty Dean Hess and conniving Taylor. When Sandy learns about this, he uses his legal skills and poker-face tactics to play hardball with Dean Hess to let Ryan back at Harbor High, while Seth and Summer confront Taylor. Also, Charlotte finds out about Julie's downfall (now living at a flea-bag motel) and uses this to recruit her as her co-conspirator to plan another scam to try to rip off Kirsten and the Newport community. Written by Anonymous

Marissa continues to hang out at the beach to watch Johnny's surfing skills, where she discovers some secrets about Johnny that Ryan lacks; about being involved in a shooting years back. But Casey becomes jealous about Marissa hanging out with Johnny, and seeks some companionship with Johnny's rival, a vicious gang member and rival surfer named Kevin Volchok. Meanwhile, Charlotte convinces Kirsten to help her and Julie throw a charity event while Charlotte plot to steal all the donations and skip town. But when Julie discovers Charlotte's scam and her plot to frame Julie for the event, Julie then has a change of heart and threatens Charlotte to not go through with it. Summer and Seth learn more about Taylor and the reasons for her behavior which stems from her unhappy and lonely home life during planning for a Harbor High's weekend lock-in. There, Taylor takes advantage of Summer's absence (who's helping Ryan deal with Marissa and Johnny) to makes the moves on Seth. Also, Sandy plans ... Written by Anonymous

While the gang makes plans to go to the the Bait Shop to see the band, The Subways perform, Taylor's continuing meddling with wooing Seth causes a major rift between him and Summer. Marissa, determined to end the potentially explosive rift between Ryan and the vicious, violent-tempered Volchok, does whatever it takes to watch out for Ryan to make sure he does not fall back into his old ways. Meanwhile, Matt Ramsey, Sandy's new Newport Group partner, goes above and beyond the call of duty when he learns he has to cut Newport Group staff. Also, Charlotte's plan to rip off Kirsten finally commences when the fund raiser is finally head, while Julie, having a change of heart, tries to prevent Charlotte from carrying out the scam after figuring out that Charlotte plans to skip town with all the money and frame Julie for the crime. Written by Anonymous

Ryan, Summer, Seth, and Marissa think about what they'd like to do with their lives as they compile their college applications, but they run across several obstacles. Seth decides against going to Berkley in San Francisco, and decides on Brown University, but cannot bring himself to tell his father. Summer wants to attend a college in Arizona, but when she sees Seth wants to move to a college back east, she decides to attend, only to run into Taylor whom takes the sole remaining application to Brown. Ryan does not know where he might go to college, while Marissa is persuaded to attend despite knowing her bad reputation. Meanwhile, Johnny's surfing career takes an unfortunate twist when he gets hit by a moving car in a parking lot, and the doctor's diagnosis is that he may not be able to surf again to his injured left leg. Also, Julie finally reveals to Kirsten the secret about the departed Charlotte when she's finally evicted from Charlotte's townhouse and is forced to move into a ... Written by Anonymous

Marissa visits Johnny at his house after his accident to see how he is doing and meets his friendly nurse mother Gwen where she tries to help Johnny get an operation for his leg injury, but they cannot afford the high medical costs. Elsewhere, Summer and Seth try to join school extracurricular activities as part of their personal quests to be different. Meanwhile, Julie and Kirsten get a contract for their new catering business where Julie latches onto a potential client. Also, Ryan learns more about Matt Ramsey when he tags along with him and Sandy when they meet with investors for Newport Group, and covers for Matt when he slacks off during a night on the town. Written by Anonymous

Ryan, Marissa, Seth, and Summer try to raise money for Johnny's knee surgery by throwing Ryan a Bar Mitzvah as part of Seth annual Chrismukkah celebration. Ryan is glad to help Johnny, but soon back out when he sees that Johnny has romantic feelings for Marissa. Meanwhile, Kirsten tries to make amends to the dirt-poor Julie who still is concealing her living situation from Marissa. But when Julie meets Summer's father whom agrees to cater the Ryan Bar Mitz-vahkkah she feels find confiding in him about her current living condition. Written by Anonymous

Ryan, Seth, and Summer plot to get Marissa back into Harbor School so they can be all together for the rest of the senior year. Johnny asks Marissa to attend a social function to celebrate his successful knee surgery. Also, Julie continues to have a meeting of minds with Dr. Neil Roberts. Written by Anonymous

Trouble brews for the gang when Marissa's younger sister, Kaitlin Cooper (whom is even more devious and amoral then Julie), arrives in Newport for a visit from her Montecito boarding school. Julie is finally forced to tell the truth about her living condition to Kaitlin and Marissa. Within a matter of hours, Kaitlin has hit upon Johnny and tries to get him and Marissa together despite knowing that she's still dating Ryan. Soon, some of Kaitlin's problems follow her to Newport involving her drug-dealing boyfriend Justin, and she fibs a lot to Ryan and Marissa about her problems. Meanwhile, Kirsten and Julie decide to start their own dating service, but the evil Veronica Townsend brings more trouble when she blackmails them to get her up on a date with Summer's father. Johnny, frustrated that he will not be able to go on a surfing tour, beings to distance himself from Marissa. Written by Anonymous

While Marissa does all she can to get to know Kaitlin better, she just stirs up more trouble for the gang as she prepares to celebrate her 15th birthday. Meanwhile, Sandy encourages Seth about college, but Seth finds a better alternative, thanks to Kaitlin. Sandy and Matt work together to secure a contract for Newport's new hospital. Also, Julie continues her quest to put her family back together again by trowing a birthday party at Dr. Roberts house. Written by Anonymous

Summer discovers the truth about Seth's pot smoking, while Sandy and Matt encounter an obstacle with their hospital project. Meanwhile, Kirsten and Julie take their matchmaking business a little too far, causing Julie to go into hiding. Marissa finally tells Johnny how she truly feels and Kaitlin wonders which Cooper Johnny really likes. When Johnny and Kaitlin head to the beach for some partying and drinking, Johnny loses it and finds himself at the edge of reason, and of a 100-foot cliff. Written by Anonymous

In the aftermath of Johnny's untimely death, the gang tries to sort out their problems and face the reality of the situation. Johnny's cousin, Sadie Campbell, arrives in Newport for the funeral. Ryan helps her move into Johnny's house and they to try to get rid of the nasty Kevin Volchok, causing Ryan to question his relationship with Marissa. Meanwhile, Kaitlin's winter break is over, meaning that she must return to her boarding school, just as she gets close to her family. Kaitlin has mixed feelings about going back to school with Justin, but also leaving the trailer park where they live. And in the wake of Newport's latest events, Kirsten and Julie press on with their Valentine's Day party where Sandy and Seth get their Valentine's Day gifts for Kirsten and Summer mixed up. Dr. Roberts professes his love for Julie, while Sandy and Kirsten continue to help Matt work out his arranged relationship with Maya. Written by Anonymous

Summer asks Julie and Kirsten, via their matchmaking company, to find a woman for her father. However, the pesky Taylor discovers Julie and Dr. Roberts having dinner, and she naturally tells Summer and Seth, who learn about the romantic attraction between Julie and Summer's father. Meanwhile, Ryan goes on a road trip to help Sadie find her trouble-ridden Uncle Jack, Johnny's father, to collect some late child support payments. Marissa is yet again involved in another police investigation involving Johnny's death, and she and Ryan break up, leading to Volchok to make the moves on her. Also, Matt continues dating Maya in order to influence her father to give more funding for their hospital, while Kirsten begins to think Sandy is being corrupted by his business deals with Matt over Maya. Written by Anonymous

It's Ryan's 18th b-day and the Cohens decide to throw him a party at the Bait shop. Ryan wonders about if he should invite Marissa or not, trying not to give her the wrong idea. Meanwhile, Summer confronts Julie about her knowing Julie and Dr.Roberts' fling. Julie then confronts Marissa about it, and surprisingly Marissa is OK with it. While Marissa tries to get over her break-up with Ryan, Kevin Volchek seems to keep being in the way, and Matt has to rescue her from Volchek's attempt for a talk.Ryan and Sadie gets closer. Marissa looks for Volchek to apologize to him, and comes by the old house that her and Ryan spent a night in. Marissa falls down the stairs and Volchek is there to rescue her. Volchek gets closer to Marissa; and they talk a lot, Marissa gets invited to Ryan's party, but she decides not to go and heads to the beach instead. There she runs into Volchek, and they spend the night at the beach; together. Ryan's birthday goes well; The episode ends with Ryan and Sadie ... Written by Annonymous

Ryan has problems opening up to Sadie about his problems, which takes a turn when Jess Sathes, Trey's former self-destructive girlfriend, returns and asks Ryan for help to get rid of a possessive boyfriend of hers, as well as to talk about where Trey is currently. Meanwhile, Henry Griffin drops by the Newport Group to talk to Sandy about his problem with keeping Matt on the team after learning of his breakup with Maya. Taylor helps Seth and Summer deal with their couple problems by tricking them into meeting together to talk. Also, Marissa shows weakness towards Volchok, and one thing leads to another leading to Marissa to fall back into her old habits. Written by Anonymous

Julie and Dr. Roberts return from their cruise at sea and announce their engagement, leading to fireworks from both Summer and Marissa when Julie moves out of her trailer and into Dr. Roberts' house. Meanwhile, Marissa seeks solace with Volchok and his bad company surfer friends which causes a riff between her and Summer. Ryan tries to move on by dating Sadie, but finds himself not over Marissa. Seeing the specter of Marissa hanging over Ryan, Sadie decides to leave Newport to move back to Portland without saying goodbye to Ryan. Kirsten surprises Seth with a night out to an AA meeting, and Sandy's woes with Matt continue when Henry Griffin continues to insist that Sandy fire Matt from Newport Group for dating his daughter. But this leads to Matt getting beat up after unwisely trying to blackmail Mr. Griffin about some less-than-legal business dealings he's in. Written by Anonymous

When college acceptance and rejection letters are received, the kids must consider what path they are going to follow. Summer is accepted into Brown University, whereas Seth is not. Not wanting to hold back Summer from such an grand opportunity, Seth lies by telling Summer and everyone that he got accepted into Brown, and begins to treat Summer badly. Ryan and Sadie try to decide what Ryan will do after high school when he is accepted into Berkeley. Marissa is also accepted into Berkely, but does not know if she wants to leave Newport. Meanwhile, Sandy tries to resolve the conflict between the unscrupulous, and mob-connected Henry Griffin and the hotshot Matt, where Mr. Griffin tries to bribe Sandy into not filing charges against him. Accepted to a college in France, a joyful Taylor holds a college acceptance bonfire party where Summer and Marissa try to fix their friendship problems, and Sadie decides not to move to Berkey with Ryan after seeing that it will hold him back and she ... Written by -mustasha-

Ryan travels to Albuquerque to invite his mother, Dawn, to his graduation. He meets beautiful, Chloe, who happen to be a colleague and friend of Dawn's. Summer calls off the break up with Seth to find out what his problem is. After Seth breaks it off with Summer, Summer and Taylor team up to find out if Seth still loves Sum. After he declines his love, Summer is heartbroken. Meanwhile, Marissa is dealing with her controlling mother's influence on her as she hangs with Volchok and helps Heather. Also, Sandy is still trying to rescue Matt from Griffin's huge mess. It may cost Sandy his marriage, but if he doesn't do anything...it will cost Matt's life. Written by Kris Hopson

It's time for Marissa, Summer, Seth and Ryan to visit colleges where Seth meets his former flame Anna Stern, and Summer draws the wrong conclusion. Ryan goes to interview at Berkeley, while Marissa tries to make a clean break from Volchok. Meanwhile in Newport, Julie is planning a party for Dr. Roberts, while Kirsten and Sandy make their feud public at the hospital benefit. Written by Sophia

During planning for Harbor High's senior prom, Seth tries to convince Summer to accompany him. But she is still mad at him over the Anna Stern incident at Brown and refuses to listen to any explanation. Taylor arranges a date for Summer with the rock star Big Korea, the cousin of Taylor's Korean boyfriend Ho. Therefore, Seth's date for the prom is the visiting Anna, who gives him advice on how he can win back Summer. Ryan's date is Theresa, who tries to explain why she lied to him two years ago about having a miscarriage, while Marissa's date is Volchok, who causes a lot of trouble and by that raises Ryan's anger level, because he still feels responsible for Marissa. Written by SSS

Sandy is voted Man of the Year by Riviera magazine due to his work for the hospital, but at the same time is having some trouble with the law for his connections to Henry Griffin when Mr. Griffin's mob connections are made public. Although Seth is happily back together with Summer, he is not out of sorrow: His mom struggles with alcoholism again and Sandy finds out that Seth lied about being accepted into Brown University. Meanwhile, Marissa visits Kaitlin at her posh boarding school, who needs her help to get out of trouble with another student. After Ryan brought Volchok to the hospital after he nearly and inadvertently tried to kill him, Volchok wants Ryan to help him with some illegal activities; which includes some burglary and the theft of a car, otherwise he will bust Ryan to the cops. Written by Sab

In the season finale, all the seniors are graduating and heading off to college but Volchok is blackmailing Ryan with the stolen car unless he pays him off... and lets him see Marissa but they're all trying to finish what they started and boy do they finish it. Written by Snkieangel