(Muzan x kimura) A sudden feeling

Muzan kibustkji, a high ranking of all demons in the demon faction. He walks his usual nightly strolls in the Entertainment District. he discovers a human working in one of the small restaurants in the streets.

A young lady with long black hair and purple-pink eyes, who is she?

( This is 19+, story with some Lemon within these chapters/ as well as the characters aren't mine to claim.)

P.S give me an idea next chapter sould be?