A Mitch Blaine Adventure: Blaine and Beyer, recuperating from their recent narrow escape from almost certain death in a lost canyon in Utah, were about to call off their afternoon's fishing in Apache Lake, Arizona, when the girl literally dropped in on them from an aircraft flying overhead. She plummeted to the water and went to the bottom without a sound. Blaine, ever the recalcitrant hero, dived in after her and spent several long, terrifying seconds releasing her from the heavy bars wired to her feet. Her name was Gabby Alvarado, and now Blaine wanted her to have a new chance at life. But when she came around, the story she told of the events preceding her near-drowning led Blaine and Beyer on a hunt for lost Spanish silver, a long-abandoned railroad, and ultimately to a murderous gang of drug-runners and human traffickers; one of the most cold-blooded bands of killers they had ever encountered. And now these thugs wanted Blaine and Beyer - dead....