They were searching for a lost Spanish galleon. They found a private jet no one had seen in thirty years.When salvage divers Sofía Ramírez, her younger brother Nico, and her husband Carter discover a wreck on the ocean floor east of Miami, its tail number points to Ravi Omkar, a notorious cult leader who vanished while fleeing the FBI in 1991. The trail brings them to retired investigative journalist Martin Voss, who spent decades chasing the gold, diamonds, and stolen treasures th...