Jeremy Thorn and his wife, Katherine, have simply welcomed the newest person in their family to the globe: their beautiful kid Damien. But simply because the boy expands, so will the terror encircling him. Fatal incidents, suicides, and unexplained violence seem to stick to the Thorns wherever they go-but why? And how do Damien have anything to do with the carnage and bloodshed? He is only a kid. But Damien Thorn is like no child on Earth. He bears the mark of the beast. And his period is at hands.