In my experience, it's...hard to know about these things. Perhaps it could have worked out differently...but that isn't something we'd know unless we could turn back time. It sounds like she decided it best to err on the side of caution, since you can never predict how other people will react. Oftentimes it won't be in ways they themselves expect.

[After all, just look at how the meeting went...]

I think if she were here, she would have understood. You did everything right, Mizuki.