I dunno what the author was expecting from us readers but

All I got from first chap until last is that dude is an asshole through and through. Worse than scum if that were anyway possible. I don’t like him. Nope. (︶︿︶)＝凸

His reason was so vague and superficial that I could see him cheating from a mile away way just because someone will appear that will fancy his taste or whatever