The Oath of Blood and Thorns

When Lyra, a human girl struggling to survive, saves the life of Dorian, the powerful Alpha of the Briarclaw Pack, she becomes bound to him by a fated bond that neither of them can escape. As enemies, ancient secrets, and a jealous former lover threaten to tear them apart, Lyra must awaken the power within herself and rise from an outcast human to the destined Luna of the man she loves.