Trashy Classic Fantasy film ahead! Tired of the sexual escapades on earth by his daughter Venus, Jupiter, the god of lightning, decides he shall marry her soon to one of the candidates: Maciste, a mortal working in Vulcano's cave, or Mars, the god of war. But Mars kidnaps Venus, who is allied with Pluto and Eris, and devises a plan involving a bamboo tower tall enough for the Thracian King's soldiers to attack Jupiter in high Olympus.