After be commit in a mental infirmary, Korean adolescent Su-mi (Yeom Jeong-ah) reunite with her darling sis, Su-yeon (Su-jeong Lim), and they return to populate at their state place. The girl’ widower male parent (Mun Geun-yeong) has remarry, and the sibling are instantly resentful of his new married woman, Eun-joo (Kap-su Kim). As Su-mi and Su-yeon try to restart their regular life, unusual event blight the house, lead to surprising disclosure and a lurid decision.