HD
2005
Hyun-su and Soo-jin, a newly married couple, face an unsettling challenge when Hyun-su begins to talk in his sleep, uttering chilling phrases like, "Someone's inside." Each night, he slips into a different persona, completely unaware of his actions. This frightening development leaves Soo-jin gripped with anxiety, fearing for her family's safety, and robbing her of restful sleep. Despite seeking professional help, Hyun-su's sleepwalking escalates, prompting her to worry that their unborn child could be at risk. As nighttime descends, the couple's love faces a terrifying test.