Demon Slayer: Guard

Accidentally reincarnated into the world of Demon Slayer, the system sacrifices at the beginning, in exchange for natural markings and a transparent world. See how Li Jianhua, a medical student, "struggles" in the world of Demon Slayer... Many years later, in Qian*, Tokyo, Mu Zihua put his hand on the shoulder of a man wearing a suit and a gentleman's hat, half-smiling but not smiling, "Zi Wuxiu, what do you think of life?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.