Can love blossom beneath the waves of the Florida Keys? Or will the shadows that haunt two strangers prove too much to survive? Scuba diving instructor Olivia Zuckerman loves guiding tourists under the water almost as much as she loves guiding women to her bed. Coerced into picking up a new trainee from the airport, Oz has no idea that her life is about to change in every imaginable way. Daniela Finnsbury-Sterling, Finn to her friends, is trying to break away from an overbearing father, a man intent on making her life fit his plans. Desperate to make her own way, she escapes to Florida to train as a diving instructor. She knows it won’t be easy. She knows her father will do anything he can to force her back into line. Unfortunately, she has no idea exactly what anything will be!

Cassandra 'Cassie' Finsbury has spent almost twenty-five years running for her life, hiding from everyone who knew her, and hoping it was enough to keep her daughter safe. When she learns that she no longer has to run, she is determined to find Daniela again and hires private investigator Bailey Davenport, a retired FBI agent, who is more than up to the task. Bailey finds nothing more irresistible than a mystery and a challenge, and in Cassie, she finds both. Can Bailey find the key to unlock more than just Cassie's secrets? Finn and Oz are pulled into the world of extremists and must keep their wits about them to survive a deadly game of cat and mouse whilst Finn's growing need to find the mother she believed dead takes her on a roller-coaster journey.