Annie Parker came to Silver Mesa, Arizona, because it was the only place she'd found where folks thought a woman doctor was better than no doctor at all. Her lonely life became harder still on the winter night Rafe McCay broke into her office with a bullet in his side and a bounty hunter at his back. With a gun aimed at her heart, he led her deep into the Arizona mountains, and into a world of danger and passion, for Annie discovered in Rafe not only...

Frank and Joe investigate when a string of suspicious accidents and equipment failures threaten to put a company which manufactures computer-operated automobiles out of business.

Frank and Joe must catch a villain calling himself the Masked Marauder before he blows up a television station.

Summary: The Hardy boys go undercover at the Olympics, determined to protect the athletes from the threat of foul play.