Chapter 1

(BOOK 2 OF IF ONLY, MUICHIRO X READER)
A/N: Why am I even combining Demon Slayer with Genshin Impact
It has been a year. (L/N) (Y/N) as finally finished the first part of her plan, recruiting people and turning them into her faithful demonic soldiers. Now, it is time for the second part, and the last, to commence, preparing to kill Kibutsuji Muzan. Will she and the demon slayer corps win? How many losses will there be?