Furillo gets orders to deal with a neighborhood merchants association; Esterhaus goes out to meet a criminal he helped put away; Harris and Santini get into trouble with the deadly black van; and Hoban's lie detector results are inconclusive.

Hill covers for an old friend with personal problems who uses excessive force on an arrest; Coffey arrests an old family friend during a visit to his old neighborhood; Fay introduces her fiance; and negotiations breakdown between the police union and the city.

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.

Belker's loan sharks commandeer a prison bus and demand him in exchange for their hostages; Goldblume tries an unusual video-dating service; Renko has second thoughts as his wedding approaches while Coffey ""invests"" the wedding present money.