三个老友共同居住在一间顶层公寓，他们发现各自有了不一致的地方，其中一个人想带女友住进来，另外一个人的妹妹又突然造访·..

Three lifelong friends inhabiting a penthouse apartment find themselves at odds when one of them attempts to move in with his girlfriend and another's little sister makes a surprise visit.