°•I saw you in my dreams~•°

((My first book! The beginning has very bad grammar I do apologize. But it gets better I promise<3)) Mafiafell/Underfell Sans x reader. Y/N just wanted to find true love. She just wanted to be with someone who would be there for her .. and care about her. As Monsters started living on the surface. Occurring dreams of...

"Some day you're gonna be mine." -A MafiaFell Frans Story

Will be sin. Based loosely off of "Some Day You're Gonna be Mine." There May be cussing and smut. The original story I'm going off of I believe is StarringBack's. I don't know the exact person.