Poseidon's Secret: Order of the Black Sun, Book 33 (Unabridged‪)‬

A Secret Society. A Deadly Conspiracy. A Race Against Time.

When a watery threat makes its presence known, demanding the return of one of David Purdue's artifacts, he sends one of his closest allies, Sam Cleave, to embark on a voyage to set things right, where he must contend with old grudges, a very different partner, and the sea itself. 

Meanwhile, Purdue continues to investigate the Order of the Black Sun's mysterious new enemy, but it may be Dr. Nina Gould who finds the answers that Purdue is looking for.... 

Poseidon's Secret leads the listener on a roller-coaster ride in search of legends. Packed with breathtaking suspense and nerve-shredding action, Poseidon's Secret is a thrilling listen for all fans of action, suspense, and intrigue. 

The greatest mysteries of all time are about to be revealed....