The squad is joined by Eddie Gibson who's been transferred from nightwatch. McDowell and Gibson investigate the murder of a woman with MS, while the other detectives investigate the killing of a Rikers corrections officer.

Sipowicz, Clark, Medavoy and Jones investigate the murder of an unassuming teenager. McDowell and Ortiz search for the person responsible for firing a stray bullet that killed a three-year-old girl.

IAB start interviewing the officers who were in the diary, and Sipowicz and Clark are blamed as rats. A social worker appears to have taken her own life. A former cop wants his ashes buried at the precinct.