A series of rolling blackouts in the city of Los Angeles lures a serial killer out of hiding.
Michael is surprisingly cheerful after learning bad news about Donna; new parents Pam and Jim have a hard time staying awake at the office; Dwight refuses to honor a contract.
After a woman discovers that her husband has been murdered, the investigation reveals that the victim may have been living a double life.
When it appears one of their own shot an unarmed man on a Boston subway platform, the team must find the real killer while clearing their detective's name.
The murder of a notorious thief sends Jane and Maura into the world of art heists and forgery, and forces Jane to tango with an FBI agent who has a keen interest in her case. There's also a new man in Angela's life.