[Haru~]

Originally Posted by Johnny

Thanks for the info as for Kuga...

Spoiler:

Wouldn't she be able to tell if he was lying or not about the incidents...? Then again she was the spearhead into first making him into an outcast way back when...

Are you talking about Yuki? Or Kuga? Isn't Yuki the one who has that ability and the one who accidentally caused Toru hardships in the past?
Kuga is the one introduced in Chapter 4.

Edit: Okay I read the spoilers and

Spoiler for theory:

I think Kuga's Iris is that she cannot be affected by an Iris. Though this is just my theory. She doesn't have the tail during the Yuki conversation but it's obvious she's the one who did it.