Pleasant Point. A small group of huts at the edge of the Frontier. It is here that a pot-bellied Mexican boatman named Chico quarrels with James Regan, a renegade who is hand in glove with the warlike Delaware Indians. Regan massacres Chico's companions, but the Mexican is saved thanks to a courageous and indomitable man, who becomes his inseparable friend: Zagor!
While he's chasing two dangerous men who escaped from Fort Atkinson when they were waiting to be transferred to St. Louis Prison, Zagor learns that the two criminals are looking for a mysterious totem, that a Spanish conquistador had stolen. According to a legend, precious gems cover the figure entirely. But the idol is also rumored to be a cursed object, that can kill those who defile it…
In the forest, there is an aerial city inhabited by a tribe of pygmy Indians, the ghostly Batmen. Their leader is the great Marcus, a former acrobat with exceptional hypnotic abilities and able to fly thanks to special canvas wings. Now because of him, fear reigns in the forest!