Joyce humiliates an unprepared Bates on the witness stand; Renko pushes an assault victim to press charges; Furillo's son is missing; and Calletano expresses his true feelings at a luncheon honoring him as the Hispanic Officer of the Year.

Hill wins $100,000 in the lottery; Deputy Chief Mahoney tries to ride herd on Furillo's precinct; mayoral candidate Benjamin Fisk moves into a crime-ridden housing project; Goldblume tries to help Hector Ruiz control the Diablos; and Coffey and Bates bust a couple of lady mud wrestlers.

Bates and Coffey clean up ""Buck Naked"" for a court appearance; a busted bookie turns over several tapes incriminating cops on the take, including a rookie Hunter; Belker pursues a paraplegic who spray painted his car; and Hill boxes for the precinct.

Hill has one last fight; Coffey and Bates take on Honky, the guard goose; Belker gets some unexpected help when he goes undercover in a wheelchair; bookie Ben Seltzer gives up a pay off drop point for a judge on the take; and Hunter refuses to admit he attempted suicide or needs any help.

Bates and Coffey take over a storefront police/community relations project; a cop killer seems to be roaming the streets; Daryl Ann buys the wrong motorcycle for Renko; Joyce behaves oddly about buying a house; Leo and Ray try out an unorthodox method to get rid of the rats; and Daniels tries to short circuit Cleveland's corruption task force by exposing a network within the special Vice detail.

Furillo loses an old friend as the corruption investigation winds up; a romantic triangle transfers to the Hill and comes to a boil; and Coffey gets shot by the cop killer.

Sergeant Esterhaus dies unexpectedly and the whole station house tries to deal with their grief as they eulogize the man. Meanwhile, Leo finds out his wife is cheating on him; Bates may get a unique promotion; Mrs. Furillo is mistakenly arrested for soliciting by a rookie; Sandy is raped.

Garibaldi tries to save himself some money by doing some unofficial police work for a guy whose car he rearended; Belker is left exposed on his latest undercover by agents from another agency; and the mayor's gang appointee to the Youth Commission comes under fire for favoritism.