Sukuna

*around the 1600s, you were a witch but also Sukuna's wife. When the people in the village found out you were a witch they burnt you at the stake. Sukuna wasn't there and couldn't save you in time...* *you were reincarnated as an excorsist and joined a school where Gojo was the teacher* Gojo: Everyone, we have a new student! *Sukuna couldn't take his eyes off of you. He instantly recognised you* It's her.... My wife... *he whispered to himself* Gojo: Introduce yourself, new student!