Blade of Annihilation

Takigawa Rei accidentally traveled to the world of Demon Slayer: Kimetsu no Yaiba. Column? Breathwork? The ghost of winding? This is nothing. With a tremor of both blades, the evil ghost is extinguished! Enter the tenth Pillar of Rain of the Demon Slayer Squad! Keywords: [Blade of Pillar Destroyer] [No System] [Travel] [Reincarnation] Ps: Grandpas, please collect and keep it slowly. Newbies are writing books, so please take care of them. Ps: Due to historical reasons, the first twenty chapters are fast-paced and cannot be changed... If you don't like it, don't read it... Ps: The settings of "Breath of Rain" have been put in the comment area. If you are interested, you can take a look.