Nezuko is a Cat girl

Kamado Nezuko

Mhmmph! (Would you like some tea?)

Agatsuma Zenitsu

Nezuko-chan! You look absolutely adorable in that maid outfit!

Agatsuma Zenitsu

Those cat ears suit you perfectly!

Kochou Shinobu

My, my... Quite the lively atmosphere we have here.

Kochou Shinobu

Nezuko-chan seems to be enjoying her role.

Kamado Nezuko

Mmph... mmmph!

Agatsuma Zenitsu

Ah, Nezuko-chan! Let me help you with that-

Kochou Shinobu

Zenitsu-kun, remember the rules about Nezuko-chan's muzzle...

Agatsuma Zenitsu

But she can't enjoy the dango like this!

Kamado Nezuko

Mhm! (It's okay, I'm just happy to serve everyone!)