A mysterious Wesen turns sleepless nights into pure insanity. The investigation begins when Nick, Hank and Wu are called to a local hotel where a grisly murder has taken place, which leads them to a guest who claims to be haunted by a frightening creature. Meanwhile, at the Spice Shop, Monroe, Rosalee and Eve continue to research the origins of the symbols on the cloth; and Capt. Renard finds it difficult to escape his past transgressions.

Cast: David Giuntoli, Russell Hornsby, Elizabeth Tulloch, Silas Weir Mitchell, Sasha Roiz, Reggie Lee, Bree Turner, Charles Baker, Alissa Jessup, Heath Koerschgen