After Tsukasa and the others narrowly defeat Gustave's Heaven's Flames, he deems the Seven Light Faith a dangerous threat and orders his armies to march at once.
Count Arclide follows his orders and marches to subjugate them, but his army is forced to clash with the Seven Light Faith's Knights on a freezing, snowy mountain.
Meanwhile, Shinobu joins up with the anti-imperial organization that Jeanne belongs to, the Azure Brigade. After receiving Gustave's orders for all of his soldiers to assemble, they seize their chance to revolt lay siege to Gustave's lands.
Though Jeanne demands his surrender, Gustave chooses to fight an intense battle against Shinobu and Jeanne with obsessive loyalty toward his emperor burning within his heart.