D’Artagnan is forced to join forces with Milady to save Constance, who was kidnapped before his eyes. But as war is declared and Athos, Porthos and Aramis have already joined the front, a secret from the past shatters old alliances.

Arulmozhi Varman continues on his journey to become Rajaraja I, the greatest ruler of the historic Chola empire of south India.