Young rookie police officers infiltrate groups of high-school criminals.

Although be graduated at the top of his class in the police academy, Tommy Hanson's baby face has made him a liability to his partners. Faced with the prospect of reassignment to a desk job, Hanson's only other option is to go back to high school -undercover --with a special unit of the police force investigating criminal activity.

Hanson and Penhall infiltrate a stolen car ring operating out of a high school auto shop.

Placed undercover to investigate repeated burglaries and vandalism at South Central High, Officer Hanson falls for his English teacher, who's also the object of others' desires.

A night on the town lands a young girl in the morgue forcing Officers Hanson and Penhall to go undercover at the exclusive West Chadway Prep School where big time drug dealing is an extra-curricular activity.

When a pyromaniac is on the loose at an exclusive all-girl Catholic school, undercover cop Judy Hoffs blazes a trail leading to a prom-night inferno.