Sinopsis dan Bocoran Ending The Arc (1919)

Engineer Walter Fahr has constructed a massive passenger submarine, the 'Gloria'. The vessel undertakes a test journey with various esteemed invitees aboard, together with several animals, and the blind passenger Professor Keigo Sotuma. […] When those aboard the 'Gloria' return to the surface, they find a ship whose entire crew is dead. It is the astronomer Sotuma who figures out what has happen...