A man dressed in a superhero costume is found dead in an alley, after saving a man being mugged. Mac, Stella, and Dr. Hawkes find his clothes in a nearby…

Mark, still upset over the loss of Jodi O’Brien, takes the night off but ends up in the ER anyway, albeit an hour late, when the new chief runs a…

Peter refuses to sleep, despite Hicks’ order, in the middle of a 48-hour shift. His lack of sleep catches up with him when he is supposed to be watching his…

A recent loss creates a rift between Booth and Brennan, as they deal with their grief in different ways. Meanwhile, an old flame from Brennan’s past comes to visit.