Devil's High School: I Took over a Whole City

Rias: It seems I made the right choice. Akeno: I think people like me more. Aisha: Almighty Lord, I hope I can be with Yicheng forever. Kitty: It's time for Ichiro to come and pet my head. With his system in hand, he traveled through the city and used the abilities of all realms to grow step by step and beat the Beast King, and how to conquer the Great Red. Beast King: I have never seen such a sophisticated guy. Great Red: Do you want to conquer me and become a dragon knight? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.