Dr. Stark, studying butterflies in Haiti, sends a message that the local villagers are being frightened by voodoo. He then turns up missing. Rambo's team is sent in to investigate, arriving at an almost-empty village...
Rambo, Kat, and Turbo investigate Haiti when a scientist named Dr. Stark goes missing. They discover that General Warhawk has allied with a Haitian Voodoo magician named Mombo Igthayan in a plot to enslave the islanders and mine the island.