Briscoe and Green catch four murders and a kidnapping on the same day, and get handed confessions in each case.

The investigation into the carjacking of a vehicle containing vials of a deadly virus leads the detectives on a search for the first person infected with the virus and a biochemist whose sinister motivations were driven by passion.

A decorated Gulf War veteran grief-stricken over the Afghanistan combat death of his son murders an anti-war protester, claiming at trial that he acted under extreme emotional distress.

The investigation into the death of a governor's wife uncovers a web of infidelity, greed, and corruption which forces McCoy to counter a defense based on a ground-breaking interpretation of spousal privilege.

Fontana and Green arrest a fellow student after a young man is murdered, but McCoy faces a tough adversary when he tries to prosecute the crime.