I read A Court of Thorns and Roses over the weekend. It moves really fast and contains a fair amount of violence and some pretty steamy sex. Definitely, Wish Fulfillment Girl Fantasy for older teens and up. (If you want more information and a less terse review, check out what The Guardian has to say. (FIC Maas)
If you like Maas's work, you might check out Kiera Cass and Marie Rutkoski too. (MHouse)