This story takes place before your parents got divorced you and your mother moved to Miyagi.While your father was in Tokyo with his new family.But your mother made friends with your friends parents...The day that you, Tooru and Hajime became childhood friends your mothers always teased the three of you.When you three graduated from Elementary the teasing never stopped from your mothers.And once they brought the topic of marriage on which had Tooru a flustered mess when 'that' topic came on between your mothers.Your mother taught you these languages at the age of three years old.Those languages being English, Japanese, Italian, Latin and Spanish.[Rosa Y/N Maryland]

This takes place from where Daki and Gyutaro set off to go against Tengen, Tanjiro, Zenitsu and Inosuke against a fight. This was also the day you met Muzan Kibutsuji the king of demons. But.. the thing that Muzan didn't know about you is that your an upper rank demon with a few blood arts. And that you're a princess... a secret princess that none knows about. But your blood arts being Blood bewitchment blood art, Destructive Death blood art and the last two are shocking the solar eclipse lunar blood art and blood moon blood art.

This fanfiction all starts in Y/N Fukushima's new life as an new adult she just turned 21 years old and she just met up with her boyfriend Matsukawa Issei.Who has to ask her something important the topic being about marriage.