Luna, a cruise ship chambermaid@最近更新中文字幕版@, 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 progr@尚食电视剧免费观看@essively worse. The siblings desperately sneak into an empty condo unit but soon discover that Penthouse 77 is not what it seems.