You we're just walking around at a mountain, suddenly you heard a yelling and laughing from far away..

Inosuke: HAHAHA! You can't catch me Kamaboko Gonpachiro!!

Then you heard two other voice

Tanjiro: It's Kamado Tanjiro! Get it right Inosuke!

Zenitsu: WAIT UP- You guys are too fast!

It was the trio. And you can see Inosuke who is running very fast without looking ahead making him trip and fall towards you and fall on you, he didn't notices yet that he's on top you now.