I cast my demon body into immortality

Introduction: In ancient times, there was a myth that the immortal touched my head, tied my hair and received immortality. Modern fairy tales are extinct, and technology is king. However, behind the seemingly peaceful human technological civilization, there is another world hidden - the world of monsters. There is the secret of the evolution of life. They believe in the law of the jungle, the weak eat the strong, blood is king, and the strong are respected. ...Modern practitioners use the demon body to trace the power deep in the bloodline, and use the bloodline to explore the mystery of immortality. This is how to use the demon body to create immortality...