When astronaut Spencer Armacost returns to Earth after a mission that nearly cost him his life, he decides to take a desk job in order to see his beautiful wife, Jillian, more often. Gradually, Jillian notices that Spencer's personality seems to have changed, but her concerns fade when she discovers that she's pregnant. As Jillian grows closer to becoming a mother, her suspicions about Spencer return. Why does it seem as if he's a different person?
A navy pilot fakes his own death and steals a stealth fighter plane from a U.S.A.F base. He then acts as a mercenary, targeting military installations around the world.
When guardian angel Seth - who invisibly watches over the citizens of Los Angeles - becomes captivated by Maggie, a strong-willed heart surgeon, he ponders trading in his pure, otherworldly existence for a mortal life with his beloved. The couple embarks on a tender but forbidden romance spanning heaven and Earth.