Hanson gets assigned to the Jump Street unit, a special division of the police force which uses young cops to go undercover and stop juvenile crime. His first case involves catching drug dealers.

Hanson gets assigned to the Jump Street unit, a special division of the police force which uses young cops to go undercover and stop juvenile crime. His first case involves catching drug dealers.

Jenko is killed by a drunk driver and is replaced by Captain Fuller who has his hands full dealing with a vengeful gang leader whom has taken his principal and several others hostage, including an undercover Hanson.

The Jump Street unit is investigating a counterfeit drivers license ring when Captain Fuller gets arrested for drunk driving.