all the hashira's (shinobu, mitzuri, tengen, rrengoku, sanemi, obanai, gyomei, muichiro, giyuu) are in a forest looking for something suddenly they heard a child laughing and walked towards the sound, you are the child of muzan and sitting on a stone in a clearing in a flower meadow, all the hashira's are getting their blades

Shinobu: whispers this is the child of muzan....

mitzuri: whispers but is so cute