Summoned to a remote island castle for the reading of a will, six guests discover their host—a disfigured scientist—is dead. Or so it seems. As paranoia mounts, a robotic killer bearing his likeness begins eliminating them one by one. But the real horror lies in the lab below, where secrets of control, revenge, and resurrection blur the line between man and machine. In this twisted inheritance, survival may come at the cost of sanity.