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.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.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.