Tokyo Ghoul- University student Ken Kaneki becomes injured by Rize, a human eating ghoul. Ken is saved when a steel frame falls on the ghoul. They are both sent to the hospital, where Ken receives an organ transplant from Rize. Because of that, he becomes a half ghoul.
Tokyo Ghoul S- Kaneki Ken is a university student. He is also half-ghoul and half-human. He agonizes over his situation. Trying to avoid other ghouls, he shelters himself at Anteiku Cafe and spends time with Kirishima Toka. One day, a ghoul, Tsukiyama Shu, appears at Anteiku Cafe and he is called the "Gourmet".