Unbreakable (Eventual Kaneki Ken x Reader)

Kaneki Ken or the "One Eyed Ghoul" is a karate prodigy that only needs to have one eye open to brutally and mercilessly beat his opponents. He trained at the martial arts club, Anteiku, until he moved to compete in international tournaments. You have the misfortune to get on his bad side the first time the two of you...