10年前,Yuri在体育馆里差点遭到老师的虐待。她仍然默默地生活在那一天的创伤中,这时她听到了他十年后出狱的消息。从那天起,一位刚从监狱释放出来的老师来到尤里的家,尤里每天都焦虑不安
Luna, a cruise ship chambermaid, has to quit her job to attend to her sick brother. While doing so, she discovers that her mother has gone missing and her brother's condition is getting progressively worse. The siblings desperately sneak into an empty condo unit but soon discover that Penthouse 77 is not what it seems.