Become the Ultimate Life in the Annihilation of Ghosts

After his death, he just traveled through time and became Wu Lei, the second character in Demon Slayer: Kimetsu no Yaiba, when he encountered Tsuji Muzan, a ghost, and how to choose between life and death. How to deal with the ghost hunters of the Demon Slayer Squad. How to become the strongest among humans and ghosts. See how I surpass humans and ghosts and become the ultimate life form in Demon Slayer: Kimetsu no Yaiba.