I think it's rather obvious now (if it wasn't before) that Aqua's ideal version of Ai, which was given to him during his time as a doctor and as a child, is going to be unpleasantly peeled away and we're going to see the side of Ai that she didn't really want anyone else to see.
It's been spelled out a few times with flashbacks, the mobile phones, that prior director, and now Akane's personality reads.
Don't meet your heroes, kids.