Part 4 of the terrifying supernatural crime thriller The Familiar launches an all-out assault against the Clarkson home, shaking the building to its foundations and raining down bizarre and bloody horrors on the survivors trapped inside. Desperate to save themselves, the captives scatter, forgetting all bonds of love and loyalty in a panicked race for survival. The Familiar stalks each in turn, slaughtering them one-by-one, growing ever stronger, ever hungrier, ever more depraved. Only Doug Mulcahy refuses to lie down, fighting to save what little of himself he believes deserves to live.