User of the Breath of Void (Kimetsu No Yaiba X Male Reader) (Cancelled)

An boy named (y/n) (l/n) who like demon slayer suddenly transported in the world of demon slayer, how can he overcome the demon infested world? Will he survive or he will devour by the demons. (harem)

Slow update

I don't own Kimetsu No Yaiba and the cover photo, I only edit it.