Sam and Dean investigate when a rabbi spontaneously combusts; a golem belonging to the rabbi's grandson attacks Sam and Dean.
When Booth's son, Parker, finds a finger in a bird's nest, the team launches an investigation to find the rest of the body; Booth asks Sweets to psychoanalyse his son; Sweets confronts Hodgins about his attitude in the lab.
The team search for a way to save Beckett when her life is suddenly put in danger. Castle tries to keep her distracted by arguing about who fell for whom first.
Keith looks closely at Dean O'Dell's suicide as Veronica tracks down a one-night stand of Max's. She discovers that the woman is not quite who she pretends to be.
Cameron continues to use dodgy tactics on Ava's case, Rachel visits law schools, and Mike reflects on the past.