When the team learns that a wealthy investment banker found murdered inside his locked safe room was living a dual life and skimming millions from clients, Patrick Jane sets up a mental conundrum to see which of the suspects will show their true colors.

When a girl is found covered in blood and holding the murder weapon that killed her best friend, she becomes an obvious suspect, though she can't remember anything. But Jane, believing she's innocent, engineers a risky maneuver in which she must relive the terrifying events in order to spark her memory.

When Jane's brother-in-law returns to town and gets mixed up in a murder investigation, Jane must come to his aid despite personal reservations.