All Zanpakutō, Demon Sui and Tang Dynasties

Li Kai traveled through the fantasy world and found that he could obtain the Zanpakutō. From then on, all Zanpakutō blossomed in Li Kai's hands, killing demons, dominating the world, breaking the void, dominating the three realms, and becoming the new "king". (The author has to go to work and take care of the baby, so updates will be interrupted, but updates will not stop!)