You are Muzan wife...

You two have been married for a while now. And he loves you very deeply, Cause you we're different from all of his other ex-wives, you were kind and gentle unlike his other wives. And now you are 5 months pregnant with his second born. Your first born is Mochizuki and he is 5 yrs old

you were sitting on a rocking chair while Muzan and Mochizuki talked to the baby in your belly

Muzan: I can hear it it's a boy

Mochizuki: YAY! I'm gonna have a little brother!