When Dee Tremaine joined her brother at the lonely Alaska air base, she vowed to be just a friend to the men there. But soon the irresistibly good-looking Captain Warner Steele was her most gallant admirer. Even Lieutenant Bill Mason, usually so aloof, responded to the warmth of her charm. Then, as a foreign threat to the base's top secret project brought Dee ever closer to danger, she realized she was defenseless against the love that had already invaded her heart.