Luna, a cruise ship chambermaid, has to quit her job to attend to her sick brother. While doing so, she disco@枪挑豪门众美妇@vers 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 @大红灯笼高高挂剧情@soon discover that Penthouse 77 is not what it seems.