When astronaut Spencer Armacost returns to Earth after a undertaking that almost cost him his existence, he comes to a decision to take a table task for you to see his beautiful spouse, Jillian, more often. Gradually, Jillian notices that Spencer's persona appears to have modified, however her worries fade whilst she discovers that she's pregnant. As Jillian grows closer to turning into a mother, her suspicions approximately Spencer go back. Why does it seem as if he is a extraordinary man or woman?