AJ Bailey runs a dive boat on the island of Grand Cayman, the Mecca of Caribbean SCUBA diving. As a young girl in England she was captivated by a story her Navy veteran grandfather had kept secret since 1945. Now, armed with nothing more than her grandfather's tale and an adventurous spirit, she's plunged into a duel against a wealthy Argentinian treasure hunter to find a piece of history lost to the sea for over seventy years. Twelve Mile Bank brings history together with an exhilarating story set in the gorgeous waters surrounding the Cayman Islands.