[What she's sorry for is more that she read Yona at all. It was an invasion of her privacy and it bothers her that she'd done something like that and not even known at the time.]

That's...That's not it. I mean, I'm sorry about that too, but I shouldn't have done something like that. Even though you say it isn't some kind of big secret, it's still yours to tell. If you want to.

I never wanted to take that from you.

[And because she's starting to ramble a bit, Shiho breaks off and looks to Wallace then to her own hands.]