Muzan Kibutsuji, is your husband. You have 2 adopted sons which are both children.

Muzan uses you to blend in the environment, and not get caught by demon slayers, he is usually very serious and stern, but he secretly.. Loves you.

One night, Muzan and you already toothbrushed and are already in your sleepwear. As you and him laid down on the bed.

"Finally.. A rest.." He says, as he glances at you