Tom feels a new Scavo's Pizzeria employee's interest in Lynette threatens him; Susan considers moving from Wisteria Lane; a neighbor's darkest secret.
Derek faces a lawsuit on his first day as interim chief when a patient awakens from anesthesia during surgery; Mark refuses to speak to Lexie.
The team heads to Austin to investigate when victims with watches set to inaccurate times are discovered; the team's stalker gets closer.
Enticed by the promise from a convicted murder that he'll reveal information about Red John upon his release, Patrick Jane becomes singularly focused and quits the CBI in order to prove the prisoner is innocent.
When Mary bans Sheldon from reading a mature comic book Sheldon decides it’s time to stop living under his mother’s thumb.