Dick Palmer and Will Snell are great friends, both former highwaymen who were subsequently exonerated. However, they become fugitives from the law again when members of a mysterious gang of murderers and kidnappers use their names to frame them. Then when the gang kidnap Palmer's wife the two friends are plunged into a deadly struggle to rescue her. But they are up against an evil and secret organization - and the sadistic Simon Pendexter, who swings a 'spiked boy'.