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.

A census taker disappears while working in the precinct; the Mullins brothers promise Furillo that Joyce will die if she testifies against Timothy; Daniels relieves Furillo of command; and Daryl Ann asks Renko to marry her.

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.

Bates gets to know an art teacher; Coffey, Renko, LaRue and Washington bet on who can drive to work the fastest; Renko has to bust his favorite singer for cocaine possession; Goldblume is taken hostage by a militant on the edge of sanity bombarding his neighbors with a high decibel barrage of words.

Renko erupts in jealousy over Daryl Ann's business partner; Flaherty allows his feelings for Russo to interfere in a bust; Calletano returns to Hill Street when a Spanish speaking citizen is shot by a cop unable to understand him; and Kate McBride relives her father's death at an awards ceremony.

Buntz tracks down Belker's snitch as the whole station house works to find out who shot Mick; Renko is forced to be honest with Daryl Ann by a blackmailing hooker; and Russo and Flaherty stalk a reported lion.

A radio promotion spawns trouble for everyone; Hill and Renko are assigned to a computerized patrol car; Buntz helps Sid get out of an arm-breaking assignment for a shylock; Hunter's return to action as the EATer commander fizzles; and LaRue, Washington and Joyce work on opposite sides to protect the rights of a mentally disturbed young man and his frightened mother and sister.