11-year-old Mildred's world is turned upside down when her estranged father, the washed-up magician Strawn Wise, comes to look after her and agrees to take her camping to find a mythological beast known as the Canterbury Panther.
A twisted tale of two estranged sisters whose reunion is cut short by the rise of flesh-possessing demons, thrusting them into a primal battle for survival as they face the most nightmarish version of family imaginable.