AllMovie

Director and co-writer Fritz Böhm’s debut feature film is a psychological thriller that pivots into creature horror. Bel Powley plays Anna, a young girl locked away in an attic by her father to protect her from "the wildlings." When he commits suicide, she is taken in by a kindly town sheriff (Liv Tyler). As Anna experiences puberty and explores an unfamiliar world, she begins to unravel the horrifying secrets of her unusual past. Also starring Bel Powley, Brad Dourif, James Le Gros, and Mike Faist.