In the past, in the Grand Canyon region, the shaman Munguabi falls in love with the chief's young daughter, the beautiful Iandara. The tribal chief condemns Munguabi to death, but before dying, the shaman curses everyone in the area. In modern times, a scientist conducting research in the Grand Canyon discovers the remains of the legendary shaman Munguabi. That's when the curse begins to haunt him and everyone close to him.