[... Oh. Misora does her best to hide a smile behind her hand, but it remains fairly obvious that she's amused.]

So something really did happen between you and Mahiro-kun, huh.

[She moves her hand away from her face and by then she's a little less jokey. Not by a lot, but it's toned down a pinch.]

Well, I agree with you that he's a better person than he advertises himself as being, so I hope it wasn't anything serious at least.