Hashira, who signed a contract with the demon he hates so much...He was forced, he wanted revenge.He wanted to kill all the demons, and she, the demoness who signs contracts, is some kind of goddess...

She is on her own, no one controls her, she wants a lucrative contract, and will fulfill any desire.

"Uh. Hear me out,you. Goddess,i want to sign a contract,hear me out" stood in a circle drawn with chalk and pierced his finger with a needle, from which blood flowed