Tokyo Ghoul

Tokyo Ghoul is a Japanese dark fantasy manga series written and illustrated by Sui Ishida. The story takes place in an alternate reality where ghouls, creatures that feed on humans, live among humans in secret. The main character, Ken Kaneki, is a college student who becomes a half-ghoul after receiving an organ transplant from a ghoul. The series explores themes of identity, morality, and the nature of humanity. It has been adapted into several anime series, live-action films, and video games.