The relationship advice club ( updated )

Did you ever thought about what to do in a relationship? Or maybe how to talk to your crush or the person you have feelings for? or to find a reason why she or he is angry at you? Well, this is where our main Protagonist comes in, for some reasons he is really good at giving advice to relationships and also hates nothing more then harems. He absolutely hates them and would never want one but of course fate is something you can't decide.