Here goes.

Sister.

It's my first time, so be gentle.

Koishi, what's that supposed to mean? Not like this is your first time getting eyedrops.

I'm also studying literature. I read it in one of your books. That's what you say at times like this, right?

No, it is not.

Ah, it hurts! Sister, you're being too rough!

CUT IT OUT!

It really is bullying...

No, it's not. I think...

The End