The team searches for a killer in Miami who started out slaying animals and then quickly progressed to murdering prostitutes; Morgan asks Reid to join the bureau softball team.
The team discovers a disturbing family secret while trying to find a bone marrow match for an ailing teen; House tries to remove his ankle monitor so he can go to a boxing match; Taub's ex-wife wants to move across the country with their daughter.
As the team investigates a mentally ill patient who seems to be connected to a series of murders, frightening clues and connections lead Olivia to a shocking conclusion.