An elderly woman is found tied up and sexually assaulted in her apartment, and suspicion is initially on the young men that had broken into her home and robbed her, but once the detectives are surprised to learn that the rape was committed after the robbery – by someone else.

When an HIV-positive male, with a record of assaulting underage girls, is discovered in a sexual clincher with a young woman on a rooftop, the detectives are determined to put him back inside. After a series of rapes and murders of young African-American women cannot be traced to him though, they begin to wonder if they've been looking at the wrong suspect.

A 6-year-old boy wounded in a shooting is brought to the ER but abandoned by his brother, who reported it, and their mother, who fears for her own life. The case leads the detectives to a woman who is on the run from an abusive drug-dealer boyfriend.