Childhood friends, mer prince Caspian and human princess Sabine have been in love for years, but when tragedy strikes, the Kingdoms of Above and Below are separated, and not even their connection can heal the breach between their worlds.

   

    Years later, something is stirring in the deep, and when Sabine's life is threatened, Caspian makes a dangerous deal with a sea witch in an attempt to protect her.

 

    But nothing is simple—Caspian and Sabine find themselves in the middle of an ancient curse, and will have to risk far more than their lives for the chance of being together...