A spacecraft is discovered on the floor of the Pacific Ocean, presumed to be at least 300 years old and of alien origin. A crack team of scientists and experts is assembled and taken to the Habitat, a state-of-the-art underwater living environment, to investigate.
A brash 22-year-old FBI agent trumps up charges of Communist spying against a Chinese laundryman. Ten years later, he wants to make amends to the man and his teenage daughter.