She looks like a little thing, but she'd have to be tough in order to make it through four years at West Point and wind up valedictorian.
I feel sorry for her future husband! :D
I wanted to see Cadet Liu's face and did a google search for her. Looks like she appeared on a Prairie Home Companion.
http://prairiehome.publicradio.org/programs/2005/04/02/scripts/noir.shtml