Neal continues to investigate the Weeks shooting, despite pressure from the Chief to drop it because of the bad publicity; LaRue goes from one shady scam to another as he tries to raise money; Belker's sham fence operation nets a surprise; Shirrett Anders leaves her children again; Furillo warns LaRue to get help for his drinking problem after he ruins a drug bust; and Joe Coffey, Lucy's new partner, is shot.

Neal continues to investigate the Weeks shooting, despite pressure from the Chief to drop it because of the bad publicity; LaRue goes from one shady scam to another as he tries to raise money; Belker's sham fence operation nets a surprise; Shirrett Anders leaves her children again; Furillo warns LaRue to get help for his drinking problem after he ruins a drug bust; and Joe Coffey, Lucy's new partner, is shot.

Belker's drycleaners undercover catches Dugan, who offers them Joe Keenan and a major ring of police corruption; Furillo copes with the results of the random drug test; Goldblume wrestles with Gina's estate; Hill and Renko spend the day escorting Officer McBear.

Belker's undercover at a bookie joint gets him involved in a protest against Nazis parading through the precinct; Furillo angers the chief and many others with his hard line pursuit of a senile drug king on trial for a relatively minor sale; Hill's father drifts into town claiming to be dying; and Jablonski tries to mediate between a priest and a scrap metal dealer.

New ADA Davenport faces opposition when she decides to prosecute three white teens for the death of a young black athlete; Furillo's car accident starts an investigation into illegal gun sales by Al DiPiano; and Mayo has a date with Chief Daniels.

An anti-abortion agitator sends a woman into premature labor; Jablonski can't get his 300 game sanctioned by the Bowling Congress; LaRue and Washington tape a home security video; Fay and Garibaldi resent Goldblume's relationship with Gina Srignoli.

Chaos reigns as the P.D.'s job action continues; Hunter faces his demotion and takes over as roll call sergeant for the ailing Jablonski; the detective LaRue tried to bust as a fence transfers to the Hill; Flaherty and Bates try to defuse a man who promises to blow himself up for money; and Joyce walks a tightrope as she tries to end the job action and cut a deal for her client that would put away the violent mugger.

Furillo faces a moral and emotional dilemma when his father is shot. LaRue sets the health department on a restaurant owner. Belker has nightmares about nuclear destruction and helps a father find his child. A cemetery plot salesman solicits business at the station.

Furillo calls Goldblume off the murder investigation of his wife's rapist; Bates has problems with an insolent rookie; Mayo and Garibaldi bust a bogus cable TV installer; Belker goes undercover in a chicken suit and is plagued by a mime; and Hunter insults a female khaki officer, who barricades herself in the john.

Jablonski deals with a woman who has lost her cat; Renko suffers after a TV newswoman exposes his fondness for doughnuts; LaRue looks very bad to IAD after shooting Caroline Reynolds' former lover; Goldblume pushes to tie Buttman to the hooker killing; Washington fumes over the firing of Garfield; everyone tries a new Bengali restaurant.

Sid and Buntz wrestle with 80 lbs. of cocaine found in a suitcase at the site of a small plane crash; Goldblume looks into a suspected case of aspirin tampering; Belker goes under to look into a hotel owner scamming city housing chits from vagrants; Hill and Renko handle a domestic call concerning a woman abusing her invalid grandparents.

An assassination attempt against Mayor Cleveland during the rededication of the Monarch Theater opens up a nest of corruption in Daniels' office; several officers catch the ""blue flu"" and head for Las Vegas with Belker, who wins $5000 on a free spin; Vera Horvath continues to hound Stan; and Hill and Renko try to settle a dispute involving a stolen lottery ticket.

The garbage business undercover continues; Officer Perez rescues a family from a burning building; a Federal witness is kidnapped; and Fay reports the suspicious chairside technique of dentist Ted Rose.

Belker temporarily moves into Hunter's RV; Joyce introduces a new PD to the Hill before leaving to become an ADA; LaRue gloats over the videotape evidence of Mayo's undercover visit to Dr. Ted Rose; Fabian's mother reclaims him; and Hill and Renko deal with a man who has several outstanding warrants and who has just lost his whole family to a hit and run driver.

Calletano takes over command while Furillo attends an encounter group for precinct captains and their superiors; Hill and Renko get hold of some suspicious tea; Hunter's RV is stolen by a fugitive father and son; Goldblume is bemused by his new relationship with Gina Srignoli.

Sgt. Jablonski risks his own money to catch a pair of confidence men; Sgt. Belker acts as a courier for a pair of devious Hasidic jewelry merchants; and Captain Calletano reacts badly when Buntz accuses a lazy Polk Avenue officer of dumping vagrants in Hill Street precinct.

Bates agonizes over identifying Coffey's killer; Hunter uncovers an unexpected thief in the station; a prostitute sells out Jesus and Attorney Brown in a bribery scandal; and Belker's harassed by an overzealous security guard.

Goldblume is visited by an old friend, who is mugged and rejected by a publisher; Bernstein saves Joyce from an escaped prisoner and confesses he has a tremendous crush on her; Daniels warns Furillo that Calletano's station house is on the edge of a racial meltdown; and Russo loses an arrest in her undercover assignment because she slept with the subject.

Buntz reassures Officer McBride about her shooting of an armed robber; Goldblume is kidnapped while trying to start a short vacation; and Hill, Renko, and Jablonski take a disaster-prone hunting trip.

Buntz worries over the state of Furillo's marriage; LaRue and Washington get lots of help in their quest for a prize winning cockroach; Belker chases down a purse snatching dog; and Goldblume continues to buck the system when he releases a felon in direct contradiction of city council guidelines.

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.

Calletano prepares for a game show appearance; Renko tries to organize his wedding attendants; Peabody goes to the loan sharks Belker has infiltrated; and Furillo has to deal with renewed gang violence and Joyce's decision to take some time alone.

Jablonski's female nemesis comes to the Hill for a final showdown; the vacationers are stranded in Las Vegas with Myrna Schnitz; Furillo has to persuade Biff Lowe to help incriminate the Berlettas; and the Cisco Kid returns as an Indian and takes Fay hostage.

The arson squad questions Jablonski about the fire at BowlMor Lanes; Hill remains angry at Renko over his hesitation under pressure; Bates and Coffey are assigned to make a wino presentable for his appearance in court; Furillo gets a copy of LaRue's slightly altered home security video; and Davenport puts her job on the line when she refuses to accept the security cops' version of an alleged window smashing at the volatile O'Neil Projects.

Belker goes undercover as a cabbie in a very volatile cab territory war; Hill and Renko try to cool down the resentment between a Korean grocer and his black neighbors; Mayor Cleveland's son is busted for drug possession; and Garibaldi is offered a deal to clear his mounting gambling debts.