After ten years, a group of high school friends reunite at their alma mater to dig up their old time capsule. When they open it, they make a pact to recreate all their best high school moments. Little do they realize the power of the time capsule to heal broken hearts and inspire newfound relationships.

After a fifteen-year-old is brutally beaten up by High School bullies, his wish for revenge unknowingly unleashes the Terror of Halloween.