The Deuce: Dangerous Waters

When Matt Ritter and the crew of the Deuce respond to an SOS from a research vessel that has been attacked and sunk, they rescue billionaire Phillip Gibson, who is in possession of a diary that could lead to the discovery of the Spanish Galleon which was lost at sea during a hurricane while delivering a hull full of treasure from Havana to Spain. Gibson hires some of the crew to help him recover the diary from his sunken vessel and continue his search his search. However, when the men who attacked his ship return and kidnap Gibson and Ritters crew, forcing them to search for the treasure while holding his family hostage, it's up to the rest of crew and Mercedes Khalid to find and rescue them.