loki is held at gun point by a young man who turned in his family for drug abuse and blames Harry for the outcome of his life.
While on a stake-out watching a house of suspected burglars, Hoffs witnesses a father abusing his family and believes she may have witnessed a murder.
On a tip from Booker, Hanson, Penhall and loki embark on an out-of-town motorcycle trip to bust Raymond Crane, the man responsible fot loki getting shot, Hanson landing in jail and Booker losing his badge.
Hanson and Penhall go undercover at a high school to find a lonely student, guilty of killing a teacher's wife.
Working undercover at a nightclub, Hanson rekindles an old romance while uncovering a drug-and money-laundering operation.
Hanson and Penhall go undercover at an off campus bar to investigate student beatings only to discover an illegal gambling ring.
While in the process of clearing Hanson of all charges, Booker is forced to resign.
Although forensics proves that a third gun was fired the night Officer Tower was killed, a jury finds Hanson guilty of murder.
When Hanson and loki go undercover with two rival gangs to find their weapons supplier, loki is shot in the crossfire.
The Jump Street cops go undercover on the streets as homeless runaways to find a missing teenager.
When drug-dealing gets out of hand at a prestigious performing arts school, the Jump Street undercover team must join the act.
When the Jump Street cops are on the verge of busting the mayor's son for drug dealing, the mayor steps in and suspends Fuller.
Booker deals with the guilt of knowing an innocent student has been killed because his friends mistook him for a narc.
Penhall and Hanson are assigned to bring a young private back to the Army base before he's charged with desertion.
loki infiltrates a Vietnamese gang to break up an extortion ring and is offered a chance to contact his grandmother who was left behind in Vietnam after the war.
Jump Street goes undercover on a college campus to investigate a rape on fraternity row.
The Jump Street team goes undercover to find out who has been vandalizing pregnancy clinics, while Booker tries to lift Blowfish's self esteem by getting him a date with a beautiful stripper.
Penhall and Booker join an all-state football team to investigate possible criminal negligence on the part of the coach when his star line-backer is crippled for life.
Penhall almost wrings a confession from a falsely accused child molester and must then find a way to help the man overcome the devastation of the false charge.
While Hanson and Booker try to catch a drug dealer, their investigation is impeded by a gang of young vigilantes committed to help clean the streets of crime.