The blue dragon Wizard of Hogwarts

The story of DND Blue Dragon crossing the world of Harry Potter in the showdown with Bahamut, the legendary Blue Dragon who was devastated by Tiamat (the queen of the five color dragon), thunder horn hind desepsin, found himself exiled to a strange position. The strangest thing is that he became a child inexplicably because of the exclusion of the law hind found that there was magic here. Just as he was about to explore the magic mysteries of the different world, an owl sent Hogwarts an admission notice looking at the "canteen invitation" in his hand, hind fell silent.