—What you saw just now was a scene conjured out of your own surface thoughts.

It wasn't real, though. Just a hallucination of sorts.

Tell me, have you understood my ability yet?

This is why Koishi's not going to disappear. Not as long as I can recall her.

So you're able to recreate visions?

But hey! Is that really—

Of course Koishi is real. She's my beloved little sister, after all.