It might include scenes that establish the theme and tone of the entire manhwa. Perhaps it gives a glimpse into the girl's desires or aspirations that drive the plot forward.
The typical wealthy girl in manhwa is likely to have a huge mansion, expensive cars, and a closet full of high-end fashion. She may struggle with finding true friendship or love because people might be interested in her wealth rather than her as a person.
Well, it's hard to say for sure. Sometimes a girl in a manhwa wants a loyal partner, sometimes she craves personal growth and independence. Or perhaps she just longs for some peace and happiness in a chaotic world.
A naughty girl manhwa is appealing because it breaks the mold. The girl's mischievousness brings a lot of fun and surprises. Also, the story might explore themes that are not common in other types of manhwa, making it stand out.
In 'What a Girl Wants', the story centers on a girl's quest to determine her true wants. There are relationships, setbacks, and moments of realization. Through it all, she learns about herself and what really matters to her.
It's a story that probably involves the adventures and interactions of a not-so-smart guy and a girl. But I haven't read it myself, so can't say for sure.