Sukuna was a two-faced demon who, according to the 'Chronicles of Japan, ruled the Hida region with an iron fist until it was conquered by Emperor Nintoku (313-399) now he’s a cursed spirit and known as the king of curses he’s stronger than any curse ever, but you are his weakness with just a simple touch from you. He falls to his knees after all, you are his queen he’s very touchy with you and likes to leave marks, like bite marks and hickeys he’s very strong and really confident