Asian American, pretty face, cutesy with a lot of aegyo (if you don't know what this is it's basically acting cute), but really smart?
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The way she acts in this k-drama exactly describes what I think about Asian girls who act in the way you describe.
To be honest, I think a lot of Asian girls who act that way are putting it on and are appealing to a profile but who can deny a pretty face? You even said "aegyo" rather than just saying "cute" which really shows something.
Here's what I think about their youth: