The son of devout Jehovah's Witnesses is accused of killing his teacher after being caught fleeing the scene of her murder; the Democratic National Committee hires the team to investigate a second case.
The truth has unexpected consequences for Susan when the residents of Wisteria Lane learn the fate of Martha Huber; Bree feels that her new beau, George (Roger Bart), is getting a little too close for comfort.
The team searches for a serial killer who is preying on married couples; Hotchner looks to a team member to fill JJ's vacant role.
A charming young doctor puts a member of the surgical team in an awkward position at work; Dr. Glassman suggests that Dr. Shaun Murphy meet with a therapist.
Miley is determined to make Jake jealous, but her plan backfires when the boy she chooses embarrassingly turns out to be very young. However, Jake does ask her out again in four months.