Two separate worlds; the Undine of The Deep and the Wolves of The Dry. A history muddled in war but thick with family bonds blur the lines of right and wrong. The youngest members of each race unite, trying to steer their people away from the brink of disaster. Serena and Liam must work together to resolve the problems of their people before the pressure tears these twin siblings apart. But the betrayed are angry, and are out for revenge.