Grappling with an unplanned retirement and searching for purpose, former Special Agent Mick Nassau heads to Key West for a long-overdue break and finds himself in the path of a looming hurricane—and unexpected danger. What starts as a simple visit with his best friend, Jack, takes a dark turn when Jack is found critically injured aboard his boat under suspicious circumstances.

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The accident seems random—until Mick’s instincts tell him otherwise. With Jack clinging to life, Mick plunges into a shadowy world of mysterious offshore treasure dives and unsavory locals with hidden motives. As he pieces together a sinister puzzle, he uncovers connections far more dangerous than he ever expected. Joined by Jack’s sister and a trusted network of old friends, Mick races against time to expose the truth and protect those he cares about.

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Filled with heart-pounding action and unforgettable characters, Untied Lines delivers a high-stakes mystery that will keep you riveted until the final twist.