Aidan is poised to take his monastic vows--until a girl enters the abbey, one who hums of the number eleven. Aidan has the ability to hear the humming of numbers, a buzzing energy given off by living things. He is captivated and tormented by the mysterious girl, Lana, who has some unusual abilities of her own. How can he become a monk when his mind is filled with impure thoughts? Before he can begin to sort his feelings out, the Vikings raid. Only...