Also if person a and person b like each other, there's no room for person c or d.
Stupid how she decided for him that he should be with Yuna instead of her.
Also I have the "You're too good for me" mindset of MCs across various mangas. Like if your love interest chose YOU, outside opinions shouldn't matter. Like so what if I'm below his status? He chose me.
I freaking despise the MCs who are clearly worthy of the other person (or any person), but thinks they're not.

Girl be for real you really thought your 10 year old sister had a chance with that man, she clearly just had a crush