The night before setting sail to find the sunken gold on the steamship Arcadia, Paul Sinclair encounters Madeleine Neilson at a San Francisco nightclub. Two days into his journey, Madeleine surprises him as a stowaway on his ship. As they dive and search for the treasure off the Philippines, Paul uncovers a sinister plot by a foreign submarine to mine the waters and sever the Philippines' connection to American protection.
The Phantom Submarine
Paul Sinclair meets Madeleine Neilson in a San Francisco nightclub on the eve of his journey to search for the sunken gold of the steamship Arcadia.
