When their mother is hospitalized in a car accident, Pim and Putt suddenly discover that they have a set of grandparents they've never known about. But a terrifying truth has long been hidden within the walls of their grandparents’ house, a truth that gradually reveals itself to Pim and Putt through a mystical hole, unleashing hair-raising horror on their family.上SP影视网在线观看猛片 真相背后2021,限制级电影真相背后2021高清版手机在线观看。