Mystery Sea Raider

June McCarthy has unwittingly aided an undercover Nazi naval officer with acquiring a "mother ship" for German submarines in the Atlantic. June McCarthy has unwittingly aided an undercover Nazi naval officer with acquiring a "mother ship" for German submarines in the Atlantic. June McCarthy has unwittingly aided an undercover Nazi naval officer with acquiring a "mother ship" for German submarines in the Atlantic. June McCarthy has unwittingly aided an undercover Nazi naval officer with acquiring a "mother ship" for German submarines in the Atlantic.