When two boys accidentally wake the terrifying house’s occupant, a prank turns deadly. As events spiral, dark secrets and a chilling alliance come to light, proving some doors are best left unanswered.
Tanya makes a death wish on a dare app sets off a dangerous game of blackmail and violence. As her loved ones become targets, she must race against time to unmask the ‘Knock Knock’ Killer before it’s too late.