Signing In BTTH

THIS IS A TRANSLATION! A man from Earth reincarnates accidentally to become the Thirteenth Son of Hun Tian Di. with no cheat, he thought his life was bleak, that is until he awakened his Sign In System. Since awakening it, Hun Han stood high in the sky and rose above the Heavens. Soon, he was standing in the sky above the Falling Star Pavilion while holding Gu Xun'er's hand. In thi