When Christine identifies a teen-aged John Doe from a partial skeleton, the boy's mother is someone Pawlachuk knows. His father turns out to be someone everyone in the squad knows.

A former homicide detective, who was demoted to beat cop 15 years ago for publicly hanging a suspect off a bridge, is promoted to the Cold Squad. He and Nicco work on the case of a body found encased in concrete of a building under construction.