One sister is kind and good, refusing to accept the creature that she is while constantly battling her vampire instincts and a growing love for a young man. The other sister is an evil incarnate, gorging herself on the blood of innocent victims and indulging every grisly and unholy desire. As the two drift further apart, it will only be a matter of time before these undead siblings collide in bloody confrontation. But which sister is stronger - and who will be sent back to the grave forever?