 The American military have a experimental defense system that requires an extremely rare mineral in order to work. Investigations prove that the only known source of this mineral is in the Soviet Union, but it is known that around the turn of the century a miner exported some of the mineral. Hopes are dashed when it is learned that he transported the mineral about the Titanic, which struck an iceberg and sank without a trace. But perhaps the Titanic can be salvaged....