Demon Pet Brawl

In this chaotic world, let's see how a pocket watch and a little black rabbit can make their way through the world! What!? This little black rabbit is jealous and quick-tempered, and suddenly he turns into a person? An adventure in another world, full of jealousy, begins. Academies, secrets of their origins, and demons appear one after another. They are about to set in motion a thousand years of past and present.