Fierce, seductive mermaid Syrenka falls in love with Ezra, a young naturalist. When she abandons her life underwater for a chance at happiness on land, she is unaware that this decision comes with horrific and deadly consequences. Almost one hundred forty years later, seventeen-year-old Hester meets a mysterious stranger named Ezra and feels overwhelmingly, inexplicably drawn to him. For generations, love has resulted in death for the women in her family. Is it an undiagnosed genetic defect . . . or a curse?