@Kokoro That's what really bothered me, he could've at least explain the reason why he suddenly was open to guys. I mean, he technically didn't really liked Ao, it was more like Ao's his awakening. I wished it got explored more by the author.
If this comment is over 2 months old, it indicates that by the time you see this, I would've phrased it more finer by now.
Spoiler!
Do you like to be spoiled that bad?