Sherrilyn Kenyon's most highly-anticipated novel in the New York Times bestselling Dark-Hunter series since Acheron is here--the unforgettable story of Styxx, Acheron's twin brother and one of the most powerful beings on earth Just when you thought doomsday was over . . . Centuries ago Acheron saved the human race by imprisoning an ancient evil bent on absolute destruction. Now that evil has been unleashed and it is out for revenge. As the twin to...