During an investigation in the midst of a gang war, Ioki is shot. Hanson cleverly manages to infiltrate a gang. Through their leader Psycho, he discovers that arms dealer Bud-Man is behind the attack on Ioki.
Director: Steven Beers, Jonathan Glassner, Jo Swerling Jr.
Cast: Johnny Depp, Peter DeLuise, Holly Robinson Peete, Dustin Nguyen, Richard Grieco, Steven Williams
Dennis Booker is new at 'Jump Street' and becomes Hanson's new partner. Together they work on a case with a racist background, infiltrating a group that allegedly bullies the black student Tracy Edwards. However, unexpectedly, Hanson's investigation takes a surprising turn when Booker suddenly finds himself in the crosshairs due to a remark.
A citizen's patrol aims to prevent dealer Robert Campos from conducting his business. Campos threatens Hanson, stating that he will kill the leader of the citizen's patrol. To stop this, Hoffs and Ioki are infiltrated into the citizen's patrol.
Teddy Vukovich is in a wheelchair due to a severe football injury. Fuller believes that Coach Lyle Rickman is responsible for forcing Teddy to keep playing despite his injury. They send Penhall and Booker into the team to experience the coach's methods for themselves.
Rebecca and her boyfriend Mark become embroiled in the dispute between a counseling center for pregnant teenagers and their opponent, a cult leader named Peter Daly: Rebecca, who is pregnant, feels she is not ready to become a mother, while Mark insists they should start a family.
At a college, a girl was raped by a fraternity. Hanson and Ioki are sent there to find out who is responsible. However, before they can be inducted into the fraternity, they must first undergo a series of cruel tests.
When Ioki plays billiards, he encounters a group of young Vietnamese extortionists led by Loc. Loc lets Ioki into the gang because Ioki's decent appearance could help free Loc's girlfriend Kim from her strict father if needed. Since Kim's father is a communist, a rivalry soon develops between him, Ioki, and Loc.
As the union ignores its demands, the police go on strike. There are divided opinions in the Jump Street team about this. Booker discovers his passion for labor struggles through his friendship with the strike leader Stubbs.
Hanson and Penhall must infiltrate a prison undercover as inmates to conduct an investigation. Unfortunately, they run into trouble due to the corrupt and violent guard, which becomes too much for Penhall. Thus, Hanson continues the investigation alone and discovers that drugs are being smuggled inside the prison.
After his girlfriend breaks up with him, Penhall moves in with Ioki, who can’t handle Penhall's messiness. Hoffs faces bigger problems: She ends things with her boyfriend Marcus Rainey because he has hidden from her that he is married.
Penhall investigates at a high school and encounters a student who reminds him of Jack Archer. Archer made his life difficult back in elementary school. When he shares this incident with his Jump Street colleagues, everyone has their own story to tell about it.
Hanson is temporarily suspended from duty because his friend Russell Buckins published an article that portrays the Jump Street program poorly. To restore his reputation, Hanson must find Russell so he can speak for him before the inquiry committee.
Soldier Weaver is pressured so hard by his training officer Wilcox that he deserts. Wilcox asks Captain Fuller to bring Weaver back before he is officially considered a deserter and faces worse trouble.
Booker infiltrates Christine's friend circle to take down a dealer. When the clique realizes there's a snitch among them, Booker shifts the suspicion to Christine's boyfriend Bobby, who is then killed. To solve the murder, Booker gets closer to Christine, who falls for him.
City Councilman Davis is the new mayor, but his son Tad is dealing drugs at school. Hanson and Penhall are on his trail. When Jackie Davis confronts him about it, Captain Fuller is temporarily suspended.
The team investigates an incident at an art school where almost all students use and sell drugs. To operate undercover, Booker, Ioki, Hoffs, and Hanson must showcase their creative skills.
The Jump Street team is dealing with teenagers who have run away from home and are now living on the streets. Aaron, one of them, works as a street prostitute to support Skid, Wanna Be, and the girls Moho and Bonzo. Unfortunately, one day Aaron gets into the wrong car, which proves to be a great danger.
After a heated talk show, a bomb attack is carried out on Stricher, a speaker at a university radio station. Due to his sympathies for a nationalist group, many suspect the left-wing scene. However, when Booker takes over the show for him and Hoffs shadows the extremist leader Michael Kateman, they come to unexpected insights.
During an investigation in the midst of a gang war, Ioki is shot. Hanson cleverly manages to infiltrate a gang. Through their leader Psycho, he discovers that arms dealer Bud-Man is behind the attack on Ioki.
Hanson is on the run as he is accused of murdering arms dealer Tower. Tower's former colleague Frank and Booker set out to find him, while Penhall secretly stays in touch with Hanson.