I Become A Demonshaper

In a modern world where demons, vampires, and assassins coexist with regular humans. Demons are the strongest, followed by vampires, then assassins, and finally the weakest, humans. Yusuke, a young boy who grew up in the slums, lived a simple life, finding joy in each day despite that they're under privilege. However, everything changed when his worst nightmare became a reality, turning his life upside down.