Neptune's Wall

An earthquake exposes hidden secrets beneath Grand Cayman, leading AJ Bailey to discover a long-forgotten cavern that may hold clues to a decades-old unsolved case. As she dives into the dangerous depths, she becomes entangled in a compelling mix of history, mystery, and adventure involving explorers and treasure hunters from different eras. This eighth installment offers a thrilling adventure filled with intrigue, humor, and suspense, whether enjoyed as part of the series or on its own.