Hill and Renko meet again for the first time since their shooting; Esterhaus tries to avoid Grace Gardner, the new police decorator; two transfer officers get themselves into trouble; Belker pursues rapists in the park; and Furillo must deal with Fay's demands for more money and an impending Presidential visit.

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.

Renko gets put out when a Division homicide detective ridicules his efforts to learn who killed a 15-year-old prostitute; Furillo learns that he may be in line for a promotion to commander; LaRue and Washington have a surprise for Hunter during his annual Alligator hunt in the city sewers; and Fay asks Furillo's help with an obscene phone caller.

Furillo's chances for promotion are threatened when a city councilman is implicated in the murder of the teenage prostitute; LaRue continues to look for money for his ""saloondramat""; Fay's obscene caller breaks into her home; and Belker confronts an anti-Semitic cop just transferred to the Hill.

Furillo pushes the investigation of Councilman McAuley; LaRue's business dream comes to a bitter end; Lt. Hunter gets his chance to test out an ""urban tank"" in sniper alley.

Esterhaus faces immense pressure as his wedding day to Cindy dawns and Grace shows him what he's giving up; Furillo resents providing protection for Ralph Macafee, who's now a state witness; Belker busts an entertaining professional cat burglar; and everyone scrambles to get ready for the wedding ceremony.