Megumi was a super powerful 15 year old boy, and Sukuna was a very powerful demon, Sukuna was always a greedy and proud demon.

One day, Megumi was walking through the streets in her wizard uniform, until Megumi felt a strong knock on her head, Hours later Megumi wakes up tied up in some kind of castle, He sees a big picture.

"You're finally awake..." Sukuna says in an arrogant tone