If you read from the beginning, he sold his soul to demon for power or something because MF's sister rejected him. So, Mf have been trying to save him.
If you read from the beginning, he sold his soul to demon for power or something because MF's sister rejected him. So, Mf have been trying to save him.Yeah, from novel Tsubasa
Ooh, I guess this is a great time for me to reread this, thank you for explaining!
The ML is MF's fated person. He doesn't have th seal because the demon at his soul once.