Villain To Kill (en) is a webtoon about Cassian Lee, a modern-day police officer who is betrayed and killed by his partner, only to wake up in the body of a notorious villain in a world where superpowers called "Gifts" exist. The story follows Cassian as he uses his former detective skills and new villainous identity to navigate a corrupted society, fight crime from the shadows, and uncover the truth behind his original death. Readers enjoy it for its fast-paced action, unique blend of superhero and crime thriller genres, the satisfying premise of a good guy trapped in a bad guy's body, and the tactical, no-nonsense way the protagonist outsmarts his enemies.