A pair of newlyweds must fight to survive when their wedding reception descends into chaos and carnage when their guests become infected by a virus that turns them into hungry zombies.

A couple decides to spend a romantic evening in a floor of a semi-abandoned building that slip because she works as a consultant for the council house and got the keys. During the evening they discover that a hooded murderer is the only tenant left in the building...and they have become the new target.