After an unidentified flying object crashes at a remote location, a mysterious ravishing woman is pulled from the wreckage. Captain Bullock summons top scientists Dr. Allie Sharpe, Dr. John Harding and Dr. Carl Ladner to study her condition, which they fear is contagious. With the help of Captain Bullock and Lieutenants Myers and Hunt the scientists race against the clock to unravel the mystery. However, they soon suspect that the government isn't telling them the whole story. When the patient suddenly awakens and takes their colleague hostage, they find themselves locked in a battle for the fate of humanity as we know it.