Doomsday: I Am the God of Death Aizen, and My Girlfriend Machima?

In the future world, demons are rampant. The gun demon, the angel demon, the four horsemen of the apocalypse, and the most terrifying dark demon, etc., They plunder the world and take pleasure in killing. Fortunately, everyone can contract with a demon and become a demon hunter to protect the world. Su Yang traveled through time and became a freshman at Mordu University, and obtained the role-playing system. As long as the role you play is more similar, you can gain greater strength. The beginning is to play the god of death Aizen! For a time, Su Yang gradually became stronger with the help of the system, and then he founded the Hueco Mundo Organization to rule the entire universe. But before that, Su Yang was going to resolve a private matter first. Because he discovered that his girlfriend turned out to be the rumored domination demon Makima, and she wanted to be her dog every day? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.