Lovely teen gets drilled Left behind at a palace party in a bad neighborhood

The protagonist, Rianna, is a pretty, fresh-faced girl from the country who just can't seem to keep her eyes open. The setting is a palace party in a bad neighborhood. There's music, lots of people, and lots of noise. And then there's this dark, handsome guy with big hands who wants to take her home. Rianna is a little taken aback, but she's more curious than scared.