A new group of explorers travel to the distant Pegasus Galaxy, where it discovers the advanced but deserted city of Atlantis on the ocean floor. Stranded in a new galaxy, without the possiblitity of returning to Earth, the team encounters a group of nomadic humans and a deadly enemy that feeds on humans as an energy source!

When a space exploration team travels to examine Halley's Comet, they find an alien spacecraft whose occupants carry a deadly secret. Spacelings take over the bodies of the humans and return to earth.

Honor, courage, and sacrifice are revealed in unexpected ways as a ranking U.S. prisoner in a Nazi POW camp is joined in December 1944 by a law-student lieutenant who'd been captured despite his father's powerful military connections. When a black pilot from the famous Tuskeegee airmen is falsely accused of murdering a fellow prisoner, Lt. Hart tries his case and discovers the real motivation behind the ranking officer's kangaroo court.