Wild mustangs are difficult to rope, their lead stallion wary and protective of his herd. To capture that special stallion takes time. He is separated, roped, and lead back to the ranch. Once tamed, he is sent back into the wild. And before long, he will lead the entire herd back to the ranch. He is given the name 'Judas Horse'. When Detective Jack Warr identifies an informer, the terrified man begins to give details of a massive robbery planned by a team of unscrupulous and dangerous men. These men have already orchestrated many audacious robberies, leaving terrified victims in their wake. And they have already killed to get what they want. Detective Jack Warr and his team must use their informant as a 'Judas Horse' to draw in the unsuspecting robbers, so that they go ahead with the planned robbery. However, one false move, and more blood will be spilled . . .