(Whirlwind marriage + sweet romance + satisfying wish fulfillment + no angst throughout) A major crisis struck her family while they were deeply in love. She chose to disappear rather than hold her boyfriend back, and was gone for ten years. When they met again, she was one of the women he was being set up with, and she decided on the spot to marry him and register their marriage.
She was thinking that she would marry no one but him in this lifetime. He was thinking that he would marry no one but her. When did he decide she was the one for him? When he was eighteen. Even then, she had already filled his entire youth and was the heroine of his story.
Good-looking, good-looking, so good-looking
I hope that the male protagonist will pamper and pamper the female protagonist. The male protagonist will be super powerful and rich so that he can protect the female protagonist and let the female protagonist walk sideways.