Hunters. Killers. Monsters. That’s what people think we are. What they don’t know is we’re their saviors. They say souls can recognize each other and that’s exactly what happened the first time I felt Sebastian Keller, but our timing wasn’t right. Now, he’s become a shadow, a relentless assassin that everyone fears – except me. His thirst for vengeance is consuming him. How can I save him from the one thing that's giving his life purpose?