After being poisoned by mistake, Jimmy Olsen is in serious condition. His only hope is a doctor who is on a ship deep in Japanese waters. Will Superman find the ship before the torpedos of a submarine strike their target? Taking to the water, Superman makes short work of the enemy sub.
Still as Superman, he confronts Dr Richardson, making him promise not to tell how he made it back to Metropolis so quickly. Will Jimmy be safe? Will Superman’s secret be safe? Will Clark figure out who the real sender of the poisoned candy was?
Elsewhere, Nita and Heller discuss their next step, reviving the mechanical man. Nita seems to have limitless military strength to back her up, but isn’t so interested in the mechanical marvel. Will Clark have a trick of his own up his sleeve?