The Fierce Revolution ~ The Strongest Organism Which Can Kill the Devil and the Hero

A man without a name who was doing slaughter in Japan, accidentally died without permission one day. But when I awoke I was a dragon in a different world. The man thinks. “That, you do not have to work on this?”

Both the demon king and the brave became the strongest creatures at a toothless level, so it was a man who decided to live on leisurely as he liked