Mister No is hired by anthropologist Prof. Ribeiro and his assistant Saraj Moraes to escort them to a mission in the Catrimani Indian village. In the village, they are greeted by a tribe afflicted with a mysterious disease...
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...