Emma has just learned that her mother is a long-lost Poseidon princess, and now struggles with an identity crisis: As a Half-Breed, she's a freak in the human world and an abomination in the Syrena realm. Syrena law states all Half-Breeds should be put to death.

As if that's not bad enough, her mother's reappearance in the Syrena world turns the two kingdoms--Poseidon and Triton--against one another. Which leaves Emma with a decision to make: Should she comply with Galen's request to keep herself safe and just hope for the best? Or should she risk it all and reveal herself--and her...

Emma, who is half human and half Syrena, and her Syrena love, Galen, need time together. Alone. Away from the kingdoms of Poseidon and Triton. Emma's grandfather, the Poseidon king, suggests the two visit a small town called Neptune.

Neptune is home to both Syrena and Half Breeds alike. But Emma and Galen didn't sign up to be peacemakers between the ocean and land-dwelling, freshwater Syrena. They didn't bargain for meeting a charming Half Breed named Reed, who can barely disguise his feelings for Emma. And they especially didn't expect to find themselves in the middle of a power...