An inexplicable archeological find leads Dr. Peter Kenner to conclude that we are not alone, aliens have visited the Earth in the distant past and have now returned. Struggling to reconcile the evidence with his once held religious views, Peter turns to his uncle, Josh Sanders, a retired scientist and a man of strong Christian faith. Meanwhile, Sarah Pennington seeks protection for her young daughter, Kara, believing the extraterrestrials are bent on abducting the gifted nine-year-old as they di...