Nah anger's the wrong reaction and I get it, but I refuse to believe Ain— who has shown ...

Nah anger's the wrong reaction and I get it, but I refuse to believe Ain— who has shown to be extremely observant and calculating— didn't know saying that in that moment would hurt Michelle, it's not the first time he says something of the sort and notices Michelle feeling hurt over it. He knew and decided to do it regardless.