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.

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.

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.

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.

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.

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.

New roll call sergeant Jablonski is called out by a woman; Mayo handles a messy assault case against an elderly couple; the impending execution of Celestine Grey upsets Furillo and Goldblume; Fay tries to help an out of town couple who've lost everything to muggers; and Laura Ann Renko is born.

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.

Belker keeps running up against a bitter one man band; Gina Srignoli agrees to wear a wire in an effort to incriminate Al DiPiano; Fay goes a little too far to help a welfare mother assaulted by her abusive boyfriend; and Howard tries to sell his RV only to have it stolen by the first interested party.