The Silver Vampire--Wolf Man: Book 3 of the Silver Vampire Chronicles

Finding strange, infested wolves whose bites spread an infection to all the people they attack, the Silver Vampire and her team arrive and help to destroy the infested wolves but find an odd one—Shawn, a half wolf who is unlike others. News reports spread. People are hiding and are scared and are waiting for rescue. Shawn helps and joins the vampire team as they fight against the infested wolves until everything clears up.