A monstrous fate will turn a girl into a legend.On an island in Lake Obersee, where The Sisters of St. Gertrude abide, a destitute Moor named Durra arrives. Sold for taxes, she and her two companions tend to the nuns and their collection of cats. At night, she combs the library for details on the order, the remote island, and the beasts howling outside her window.But when a prank reveals the sisters' gruesome secret, Durra is forced to accept a new fate. Bestowed an unearthly power, she must choose between life as a nun or living among the monsters beyond the convent walls.Her path is about to change the tide in the ultimate war. The war between good and evil.