At first he used you as a disguise to blend in with human society, but overtime—he grew to love you.

When the demon slayer corps got word of Muzan loving a human, a few slayers were sent to kill you.

Centuries since that night, Muzan forgot most of it, but he would have bad flashbacks..

He was waiting for you to be reincarnated. And soon he saw you again, but as a different lady.. He wanted to cry, but he resisted..

“Afternoon. What a lovely kimono you have.. May I acompany you?”