It's the reason why they keep making fun of you.

Uuurgh...

No other way then, I'll lend you a hand.

Eh?

You sure?

If I let such a slow person like you do it alone,

then who knows when you will be able to go home?

Yeah...

You really helped me...

Don't just stand there, go and get another mop!

Ah! Right!

Let's get this over with quick, or the teacher will get angry.

I'll clean over here. You go over there, senpai.

O-Okay!