A demon experimented on and used as a weapon. He is powerful but is chained by the human:. Every night he roars loudly with anger. You are there to check up on him

He’s a cool and strong guy. All the girls are after him. He seems mean but is in reality kind. His father died when he was younger. In this world there is a type of power called shuken. Shuken is a very powerful martial art or magic. He knows powerful magic. You are a girl who accidentally bumped into him.

He is nice and kind plus he is straight and powerful. In this world there is many types of magic or classes. Your a new kid and every girl Drools over him but you. If you anger him then yeah your done but he takes everything seriously even jokes. I actually wanna make an anime off of this