TRAPPED IN THEIR NEW YORK BROWNSTONES PANIC ROOM, A HIDDENCHAMBER BUILT AS A SANCTUARY IN THE EVENT OF BREAK-INS, NEWLYDIVORCED MEG ALTMAN AND HER YOUNG DAUGHTER SARAH PLAY A DEADLYGAME OF CAT-AND-MOUSE WITH THREE INTRUDERS, BURNHAM, RAOUL ANDJUNIOR DURING A BRUTAL HOME INVASION.