Tempestuous winds of change rip through Chozha Naadu as events hurtle toward a climactic end that will shape the very future of the empire. The land gasps under a devastating flood. Barbed strands of Fate tighten around the Chozha royals as Pazhuvoor Queen Nandhini and the Pandiya assassins prepare for the denouement of their lethal plan. Brave Vandhiyathevan races to foil their design even as the brilliant Ilaiya Piratti strives to manoeuvre the empire to safe harbour. Tectonic secrets come to light, recasting alliances and rivalries. This cataclysmic final stand will force every player to face questions that will change them forever. Can Azhwarkkadiyaan uncover the truth in time? Will Vandhiyathevan emerge triumphant in his mission? Will the Pandiya assassins achieve the nefarious end they thirst for? What will become of the bewitching temptress Nandhini? Will the mighty Chozha Naadu find itself under the thumb of a new Chakravarthy after all? The final volume of one of the greatest Tamil novels ever penned, Ponniyin Selvan: The Zenith of Sacrifice barrels towards a startling end that will leave its readers breathless.