In this exciting second part of Kalki R Krishnamurthy's historic magnum opus Ponniyin Selvan, our hero Vallavarayan Vandhiyathevan's adventures continue as he rides into marshy areas, meets a mysterious girl and becomes the object of intense suspicion by the wily Pazhuvettarayars. Meanwhile, Kundhavai Piratti, princess of the Chozha empire is thrown into confusion and outrage, while the beautiful but poisonous Nandhini Devi weaves more deceitful webs to ensnare her enemies. She will stop at nothing to bring about the downfall of the Chozhas ... but will the scions of that royal clan escape in time?