Vampire Academy

The first book in the interntional bestselling series, Vampire Academy.
Love and loyalty run deeper than blood.
St. Vladimir's Academy isn't just any school—it's a place where vampires and dhampir's, vampire-human hybrids, train for a life fraught with danger.
Rose Hathaway is a dhampir and a guardian for her best friend Lissa. The two have an unbreakable bond but Rose's vow to always put Lissa first is tested when Dimitri Belikov arrives at St Vladimir's.
Lethal and disciplined, Dimitri is everything a guardian should be and, with every moment they spend together, Rose finds herself more and more drawn to him. . . leaving Lissa exposed.
Soon, Rose will have to choose between the best friend she lives for, and the man she can't live without.
'We're suckers for it.' - Entertainment Weekly
'Humorous, kick-ass, action-packed novel' - The Guardian