It is the year 2052, on Earth, in Spain, and the final days of almost everything. The city is a string of abandoned construction sites. Everyday there are fewer people and not all of them are human. A sheep costs four and a half million pesetas and you have to spend a lot of bullets to pay for one.

The mummy of long dormant, but powerful Caribbean voodoo priest Gatanebo gets revived on a luxury South Seas ocean liner as a big buff bald guy and proceeds to terrorize the passengers. Gatanebo beheads several folks, occasionally reverts back to his prune-faced mummified state, and falls for the ravishing Sylvia, who reminds him of his old flame Kenya.

A young heiress is kidnapped by two aspiring thieves who are then captured by a mad scientist. It's up to the police, Santo, and Blue Demon to rescue them.