Peace has returned between the kingdoms of Argos and Stygia where a diplomatic meeting is about to take place in the port of Khemi. But Thot-Amon, the most influential Priest of Set, wants to become the next Great Priest of the Ancient Serpent’s cult and will put all his might into sabotaging the negotiations. Having denounced the Argosseans as spies, he plans on killing them by using his magical powers to resurrect the dead Giant Snake offered as a gift by Stygia to Argos. However, he does not know that among the emissaries’ escort is a tenacious Cimmerian mercenary, always prompt to punish disloyalty.