Mister No rescues the famous matador Paco "Jirara" Morales, a fighter for the rights of his Jirara Indian people, from kidnapping. The grateful matador invites Mister No to Pamplona for a vacation, where he will participate in the bullfight at the famous
Jerry Drake finds himself in Redención, a fictitious Mexican town ruled by the evil El Jefe and his equally depraved son Diego. Diego holds Barret Whitaker, Jerry's friend, captive in order to lure him into a trap...
Mister No and three friends sabotage and blow up the Chemical plant. However, what initially seems like a wonderful and brilliant plan turns into a nightmare when the factory's real financiers start taking revenge on everything our pilot holds dear...