See the niceguys reddit https://reddit.com/r/niceguys for the full flowering of this interpretation of the "nice guy" trope.
The guy who thinks that "being nice" to women is what gets them relationships + sex & that they're being wronged when a women rejects them even after they've "been nice" is definitely a thing.
The guy who thinks that "being nice" to women is what gets them relationships + sex & that they're being wronged when a women rejects them even after they've "been nice" is definitely a thing.