Samantha Hills hates her older brother's best friend, Xavier Sins. Not only is he biggest jerk walking the face of the earth he is also a complete psychopath and is the leader of the most feared Mafia in Ireland and probably even Europe, Satan's Children. According to Sammie, Xavier is Satan himself! Sammie is an innocent 16 year old. Xavier is a murderous and sarcastic 18 year old. But something draws them to each other. Is it love or cruel fate?