Hot Times at Montclair High begins with a new year at the High School for this senior class. Sean (Ross Hamilton) the star football player seems to have it all but struggles to keep up his grades to keep his football scholarship. Soon he finds himself in trouble when he fails the big exam. His girlfriend Jenny (Kim Valentine) has troubles with her outgoing friend Susan who fell in with the local rock band and their life style of drugs and partying. Sean soon finds his girlfriend's life in jeopardy from the actions of a sleazy musician and finds help from the class-clown (Brent Jasmer) and terminal nerd Ziggy (Jonathan Gorman) during their stay in detention where they try to help each other out in their own life's problems. As they get to know each other better they find they have more in common then they ever would have thought.