Two sisters, Su-mi and Su-yeon, return from a stay in a psychiatric hospital to the home they share with their father and wicked stepmother. Disturbing and inexplicable events soon begin to occur, strange noises, hallucinations, disembodied footsteps on the stairs all combine to stretch tensions within this already volatile family unit to breaking point. Are these phenomena a product of the sisters' disturbed minds, is it their stepmother cruelly tormenting them or could there be something more find out more...