Imaginative quiet teenager Rafe Katchadorian is tired of his middle school's obsession with the rules at the expense of any and all creativity. Desperate to shake things up, Rafe and his best friends have come up with a plan: break every single rule in the school and let the students run wild.

Megan Walsh has been training to be an international assassin for Hardman. However while she is on a mission, she notices how other teenagers her age seem to be having fun and enjoying their lives. Desiring a normal life, she bails out of a mission and enrolls in a student exchange program, in the process, being adopted by a foster family. She soon becomes a part of the high school and is subjected to the pressures and life of being in this environment.