The episode begins with a recap of Sousou's plan to invade Keishuu, as well as Koumei joining Ryuubi. With the coming turmoil, the peaceful days of Koutou might not last. Sonshoukou is getting a bit bored of the peace, and wants to fight some villains, much to the shock of Rikuson. Ryomou and Kannei soon appears, hoping to fight the villains Sonshoukou mentioned, but are lectured by the latter about how the river is free of villains thanks to the two...