Hybrids (inanimate insanity au)
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What if Muzan realized that one of his Upper Moon demons had the potential to be stronger than him? That he took it upon himself to give Upper Moon 1, Kokushibo, enough blood to make him strong enough so he can become the new demon king. This was just a giant what-if that I was thinking of while reading the manga and...
This is a harem and my second story. Somewhat an oneshot, you decide. Lots of genres from angst, smut, lime, fluff, etc. Some ships I see them more as family or friends. Warnings will be said beforehand, but yeah. Enjoy! P.S. I right now have a story in progress, but I haven't started.