内容简介：
When Doctor Spencer Evans, a brilliant genetics research scientist discovers hidden strands within human DNA he inadvertently opens the doorway to his ancestors past emotions, traumas and deeds. A finding so rich, his secrets threaten not only his life and that of his daughter Trudy, but the future peace of society as well. Fate or destiny joins Dr. Evans with aviation mechanic and ex-pilot George Cantrell, who finds romance with Trudy and develops the ability to time-travel-one day at a time.