In the World of Rebirth for Eternity, I Am the Only One Who Is Supreme

Chaos, vast, indistinct. In this chaos, there is a person chained up by thousands of chains. It seems that his appearance cannot be seen clearly. His black hair hangs down from his head to his chest. Why is this man about this place? Who is he? Where did he come from? He has been locked here for who knows how many years. "Immortal, Immortal, will definitely succeed*" Kill, kill, kill the world. If you don't like it, kill it. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.