Invincibility Starts from Demon Slayer

[Main God Space Stream] The protagonist will continue to become stronger in various worlds! "We are about to enter the world of Demon Slayer: Kimetsu no Yaiba, please be ready..." A burst of white light flashed, and Lin Hao found a familiar face appearing in front of him. "Are you Touzhu?!" How could Lin Hao not understand that a character from the previous movie he traveled through called Demon Slayer: Kimetsu no Yaiba actually appeared in the God-making Space! The beginning appeared in the final assessment and obtained the Breath of the Sun, but the current constitution cannot be learned, how to break it? Let's see how the protagonist goes from being a sick man to becoming invincible! The rest of the novel is exciting! Read on patiently!