Desperate to bring in a new batch of police officers, a police academy accepts a group of incompetent misfits who are destined for failure. But when a riot breaks out, the recruits have no choice but to rise to the challenge.
Following Officer Carey Mahoney and his crew's graduation from the Police Academy, Captain Pete Lassard sends them on a mission to take down a local gang; meanwhile, Lieutenant Mauser, who's seeking to take charge of the precinct, tries to hinder their operation.
The Governor announces the impending closure of one of the two Police Academies in order to save money. For each of them to have a fair chance, the two academies must compete against each other in order to remain working.
A group of volunteers who are considered outcasts at the Police Academy are enthusiastic about making the community relations project a success, despite Captain Harris' disapproval as he has his own agenda.
Captain Lassard, the Police Academy's Chief, travels to Florida to claim an award. However, the cynical Captain Harris comes into town to replace Lassard in his job
When three unskilled thugs successfully organize a metropolitan crime wave, a group of naïve police trainees embark on the streets to catch them.
Konali, the Russian mafia master, uses video games to hack into computer systems. As a result, the Russians summon the 1984 Police Academy veterans to deal with the mafia before more harm is done.