‘You’re Next’ – a chilling warning scrawled in blood on a neighbour’s wall, starts an evening of bloody mayhem for the Davison family. A lively reunion is abruptly brought to an end when a gang of mysterious killers, disguised in animal masks, wage an all-out assault on the Davison’s secluded home. Using a series of sophisticated traps, axes, crossbows and machetes, the family are slaughtered one by one until nowhere is safe. But neither the attackers, nor their victims, have counted on Erin (Sharni Vinson, STEP UP 3D); an innocent girlfriend who has the killer instinct to fight back…