DickRaney,ayoungathlete,ismysteriouslyattackedbyagangofcrooksatarailroadstation,whohavemistakenhimforNomanGray,adiamondbrokerandanidenticallook-alikeforRaney.Dick'sloveofadventuredrawshimintoadesperateexercise,inwhichthestakeisavaluablepacketofdiamonds.