Certan was the prince of the demon world who wrecked havoc a long time ago. His father, the king of the demon world, had his soul sealed in an octagonal tablet and he sent to the human world… By accident, he got stuck with a boy named Go Jinyoung… ‘Let’s conquer the martial world with magic!’ The popular martial arts novel, Magic Scholar, returns as a webtoon!
She's basically your daughter dude, eyes of the duchess and your hair. He's so haughty! I hope she left before he find out, so he'll regret it more. But oh well ¯\_ಠ_ಠ_/¯