The male protagonist's confession: I actually don't have any late-stage psychological darkness caused by childhood shadows. I just look better, have more power, speak more frankly, and like her more. I am not the domineering president.
This is not a Mary Sue. The heroine is not stupid. She has the IQ that a normal person should have, and she does not have the IQ that a normal person should have. No matter where they start, everyone gradually matures as the story develops, and when the story ends, they are all successful.