I feel uneasy about him, like... I don't know if he is aware that he made a mistake but he...

I feel uneasy about him, like... I don't know if he is aware that he made a mistake but he doesn't know how to fix it or if he's just fucking stupid and doesn't know why she broke up with him...
And she is obviously STILL mad in love with him... But why? He treats you nicely a couple of times and you magically forget all the times that he has been an asshole to you at work? Or that time when you were younger, and he never apologize? I DON'T LIKE HIM.
But I want to see his pov of this whole situation...