Love Bites Vampire Kisses Series, Book 7.

As a mortal girl dating a vampire, Raven knows that love isn't always easy. Now that Alexander's parents have returned to Romania, Raven and her dreamy vampire boyfriend are happy to resume their cryptic romance. But soon another visitor comes knocking: Sebastian, Alexander's best friend, arrives for a stay at the mansion. At first Raven is wary, then thrilled-this is the perfect chance to learn more about her darkly handsome boyfriend and his pa...