Conan the Barbarian finds himself entangled in a dangerous quest for legendary jewels within the mysterious, forbidden city of Alkmeenon. The Cimmerian warrior seeks to claim the fabled treasure while navigating the treacherous schemes of his rival, Zargeba. As he penetrates the ancient, crumbling ruins, Conan must contend with supernatural threats and the lethal traps guarding the city's hidden secrets. The narrative follows a linear progression, emphasizing the physical prowess and survival instincts of the protagonist against an environment designed to eliminate intruders.

Readers frequently highlight the visceral pacing and the classic sword and sorcery atmosphere that defines Robert E. Howard's writing style. Discussion often centers on the effectiveness of the world-building, particularly the sense of dread surrounding the city of Alkmeenon. Critics note that the narrative prioritizes action and the physical capabilities of the protagonist over complex character introspection. The story remains a staple for those interested in the foundational works of the genre, providing a concise example of the high-stakes adventure typical of the Conan series.