Yadere kny x immortal World jumper reader

A/N

H/c=hair Colar

S/c=skin coler

Y/a/c= your age choice

Her name is y/n she has long hair and she has a motherly Persanality but can also act childish she is y/a/c she is realy nice she also has god breathing witch can do every breathing but is ten times stronger but it also gives her a new thing like it can gives her ears or gives her more streangth evey times she uses a diffrent breathing but she is also a calm person but she is also from the future but when she gets to the anime kny she wearing a kimono but she has a strange thing once she gets there everyone is attracted to her even the demons and muzan what happens when suddenly the demons catch her is she going to be able to survive