Schiff's re-election may hinge on the stabbing death of a police officer; Briscoe's daughter is arrested for dealing drugs.

The case of a teacher's shooting uncovers a vendetta involving the rape of a mentally challenged coed by three students, whose attorney claims they weren't aware of her condition.

During the search for a pedophile who raped a 10-year-old, a snitch offers Briscoe a chance to avenge his daughter's death. Meanwhile, Van Buren learns that her job is in jeopardy; McCoy is ordered to appear before a disciplinary committee because of his conduct in a DUI case; and the increasingly political Schiff worries that the rape case may adversely impact his reelection bid.