The notorious gang led by Peg Leg Grimes was headed for the remote and peaceful town of Cooperville to rob the bank of its recently-obtained hoard of golden eagles. But unknown to the gang, the bounty hunter Iron Eyes was also in town to collect a reward. When the robbery went ahead and the bank exploded into matchwood, Iron Eyes vowed to get the money, and the outlaws—for Grimes has made one mistake: he had stolen Iron Eyes' prized Palomino stallion to make his escape ...