The Dog Rider is the Demon King

This is a magical world.What would you do if the person you trusted the most turned out to be your enemy?The little white rabbit on the outside, the big bad wolf on the inside, the little prince is a magical genius who is attacked by X from the beginning to the end. He is a fan of loyal dogs from the beginning to the end. Well, I think it is quite cute in the early stage. ) By the way, the interesting (crossed out) adventure story of fighting monsters and upgrading, emmmmm in the later stage...