With the intense conclusion to the war against Gaius, the warrior king, the long period of conflict that transpired from the civil war comes to a close. Amidonia now occupies the capital of the Principality, Van, and Souma sets about preparing for the challenges that await him in a post-war world.

"This is where the king's real work begins."

Using an unorthodox plan, Souma aims to win the hearts and minds of Van's people. He keeps the importance of his comrades, who he has grown closer to during the war, in mind as he takes his next steps as king.