Древняя легенда 3.2: Сютэн

Hikaru, Sadamitsu and Tsuna climb the slope of Oeyama, where the besieging Shuten Doji's army has its main encampment. Looking down, the city below them appears devoured by the flames of a raging inferno, caused by the overwhelming power of the incredible weaponry of Kumaso. How can Hikaru and her followers save Heian and themselves from the approaching catastrophe?