An Academy of vampires. Book 1: Hunters and Hunted (Vampire Academy #1)

Vampires live among us, and in America, in the very center of Montana, there is an Academy where they are taught the high art of magic. Unknown to mortals, vampires have been fighting among themselves for centuries: the race of... noble Moroi, who feed only on the blood given to them voluntarily, is opposed by the cruel tribe of Strigoi - ruthless killers who drink their victims dry. The young Moroi princess Lissa and Rose, her friend and faithful guardian, find themselves at the epicenter of this war. And even behind the walls of the Academy they cannot hide from the strigoi who are eager to make Lissa one of them... The first book in the cult series by Rachel Mead.