Martinez investigates a baby that was killed in a car from an apparent drive-by shooting. Meanwhile, Lois Snyder contacts Sipowicz for help because a policeman that she was entertaining died in a compromising position and he moves the body to a less conspicuous location. Lesniak's ex-boyfriend, Officer Abruzzo, keeps showing up at the precinct and harassing her, while at the same time, Lesniak locks horns with the officious Vince Gotelli over his working skills and his racy items he keeps. Kelly's future with the department is decided when Internal Affairs comes to the precinct to re-investigate some of his old cases and the result is Haverill transferring Kelly to borough dispatch duty. But Kelly decides to quit the force and after saying goodbye to Sipowitz, he throws in his badge for good.

Fancy bawls out Diane and Danny about being in a relationship. A man traveling on the subway is killed. Denby is implicated in the courier scam.