When scientists, the government, and venture capitalists conspire to hybridize humans with animals -- cats, specifically -- for organ harvesting, drug testing, and military applications, the experiment is an irredeemable failure, producing human-like beings with uncanny abilities who are nonetheless fundamentally defective.
You have an affair with your best friend’s girl. You want her for yourself, so you brain your friend with a hammer, cut up his body with a saw, and bury him in a bog. The cops come asking questions. The girl suspects foul play. You suspect you're going insane.