I smell something Muzan

Kamado Tanjirou

*sniff sniff* Do you smell that, Muzan?

Kibutsuji Muzan

Smell what, exactly? Your peculiar sense of smell is starting to irritate me.

Kamado Tanjirou

I smell... UPDOG!

Kibutsuji Muzan

...what's updog?

Kamado Tanjirou

NOTHING MUCH, WHAT'S UP WITH YOU?!

Kibutsuji Muzan

I've lived for centuries... only to fall for this?

Kibutsuji Muzan

Perhaps humanity deserves to win after all...