Susannah Ramos has always loved the water. A swimmer whose early talent made her a world champion, Susannah was poised for greatness in a sport that demands so much of its young. But an inexplicable slowdown has put her dream in jeopardy, and Susannah is fighting to keep her career afloat when two important people enter her life: a new coach with a revolutionary training strategy, and a charming fellow swimmer named Harry Matthews.

As Susannah begins her long and painful climb back to the top, her friendship with Harry blossoms into passionate and supportive love. But Harry is facing challenges of his own, and even as their bond draws them closer together, other forces work to tear them apart. As she struggles to balance her needs with those of the people who matter most to her, Susannah will learn the cost—and the beauty—of trying to achieve something extraordinary.