The Lone Wolf Michael Lanyard takes Inspector Crane's challenge that he can't keep out of trouble for 24 hours. No sooner accepted when Lanyard is sucked into a case of murder and kidnapping in which he is sole suspect. Lanyard pursues the perpetrators, a gang of cunning thieves with engraving plates belonging to the U.S. Treasury, even as he is being hunted by police.—John Paul FD Morris