I got hit by a truck (and all I got was a demon boyfriend)

So me and my friend read a really bad Muzan x Female Reader fanfiction so we decided to make our own. Hopefully it won't be as bad, and this is just for fun! A few things about this story: 1: I know [NAME] sounds kinda like a pick me girl with origin story, so please bear with us with the first few chapters, we're s...