Yukihirakaneki's Favorite

I think it's funny how there so much more hate on BJ Alex and Love is An Illusion but here people understand the MC.
Which is sad because i understoof the characters in the stories i mentionned but this time i just couldn't. I mean the lack of trust it's normal due to his backstory but sleeping with the coworker the night both main chacters confessed to eachother....that is something i just couldn't understand and then a big part of the story is based