A forgotten Wesen disease plagues a prominent family – Ann Cusack guest stars – Following a brutal attack in the woods, Nick (David Giuntoli) and Hank (Russell Hornsby) stumble upon a terrifying Wesen disease that may be the inspiration for the modern-day werewolf myth. Meanwhile, Adalind (Claire Coffee) is offered an uneasy alliance that may help her get back what she wants most. Elsewhere, Eve’s (Bitsie Tulloch) investigation uncovers a surprising revelation. Silas Weir Mitchell, Sasha Roiz, Reggie Lee and Bree Turner also star.
So…. is it Lycanthropia or is it a Blutbad? We’ll find out in an all-new Grimm!
