The Vicious Wind and The Mystic Star [KNY X OC]

WARNING!!!!
This Story Contains Vulgar, Gore, Manga Spoilers, Light novel Spoilers!

All Kimetsu No Yaiba are not mine including the other pictures and videos except for the OC characters and some drawings (if possible 🙃). all of these are credited to the rightful owner :)

So the Main Character is originally named Aria Hoshiko but I'll turn it into Hoshiko Y/n for you to imagine YOU, in her situation.

Y/N entered Demon Slayer Corps in hopes of finding her lost memories while having a desire to save humanity from demons. Along her journey, she discovers a threat that no one had ever seen and it must be stop before it takes over the world.