The murder of Jeremy Wheale's brother by a ruthless hitman forces an ordinary man into a high-stakes pursuit across continents to recover a stolen family heirloom. Driven by the need for justice and the lure of a lost Mayan hoard, Wheale navigates the treacherous terrain of the Yucatan jungle while evading both professional killers and a band of vicious mercenaries. The narrative follows a linear, fast-paced structure that emphasizes the physical toll of the environment and the constant threat of betrayal. As he aligns with archaeologists to find the treasure of Uaxuanoc, Wheale must adapt from his quiet life to the brutal realities of survival in the wild.

This novel is widely regarded as a quintessential example of the mid-century adventure thriller, noted for its meticulous research and authentic depiction of rugged locales. Critics have frequently highlighted the author's ability to balance complex logistical details with high-octane suspense, often citing his work as a benchmark for the genre. Readers typically respond to the grounded nature of the protagonist, whose lack of formal combat training makes the stakes feel significantly more immediate. The narrative's blend of historical intrigue and contemporary danger continues to be recognized for its influence on subsequent generations of thriller writers.