Liv has discovered there are more zombies living in Seattle than she previously believed. In fact, there's a private military contractor employing a small zombie army, and that army is preparing for the day humans learn of their existence. Major was exonerated for the crimes of the Chaos Killer, but is still considered a pariah. He manages to land a job with the one and only place that will hire him. Meanwhile, Blaine is accused of lying. Written by vhavnal

When Liv, Clive and Ravi arrive at the scene to investigate a fatal car accident, they begin to suspect foul play was involved. Both starving, Liv and Major consume the brains of the accident victims, a well-meaning father and his angsty teenage daughter. Meanwhile, when Clive is brought in for questioning about a family that was murdered, he's forced to reveal his past history with them. Lastly, Peyton extends an olive branch to Ravi, and Major hits a road block in his search for Natalie. Written by sarah_l91

To help Clive solve the murder of a lifestyle guru, Liv consumes his brain and takes on his zen approach to life. Ravi's old boss, Katty Kupps, is getting closer to discovering the truth while also getting closer to Ravi. Meanwhile, Blaine and Peyton continue their budding friendship, much to Ravi's dismay. Lastly, Major is struggling a bit at his new job. Written by sarah_l91

Clive's patience is tested when Liv consumes the brain of a murder victim who had the reputation of being the ultimate office gossip. Meanwhile, Blaine and Peyton continue to grow closer as they wait to see if Ravi (Rahul Kohli) is able to reverse the effects of the cure. Lastly, Major is one step away from fulfilling a promise.

When Liv consumes the brains of a dominatrix, her bossy and controlling personality makes everyone a little uncomfortable, especially Clive. Meanwhile, Blaine and Peyton have a heart-to-heart.

Liv becomes unpredictable after consuming the brain of an irresponsible narcissist. Ravi suffers a major setback in the search for a cure. Peyton receives some shocking news.

When Liv (Rose McIver) and Clive (Malcolm Goodwin) work together to solve the murder of a very charming, but womanizing, preschool teacher, things get interesting when they bring his jealous girlfriend Piper (guest star Shenae Grimes) in for questioning. Meanwhile, Peyton (Aly Michalka) is assigned a very interesting case. Lastly, Blaine (David Anders) finds himself in a bad situation. Rahul Kohli also stars. Shenae Grimes (90210) guest stars.

Liv shares the brain of a former daredevil with her new boyfriend and the experience brings them closer. Meanwhile, Blaine returns to his old ways; Ravi makes progress in his new research; and a discovery is made that could put Major in danger.

A dungeon master is killed and the probe reveals that he was up to more than playing in his mother's basement. Meanwhile, Blaine's experiment does not go as planned; and Ravi stumbles across some new information that could prove deadly.

Liv and Peyton go on a wild goose chase. The zombie truthers real plan terrifies Ravi. Major finds comfort in an unexpected place.

When Liv, Blaine and Don consume a zombie truther brain, paranoia follows. Liv reveals the truth about Major's new friend. Ravi discovers something shocking.

Liv uncovers the shocking truth about the virus and the far-reaching consequences of the vaccine. Majors exams his future as a human. Blaine makes a business proposal.