Bushido Academy enlists individuals with ancestry linked to the military leaders who fought during the Warring States Period, to engage in a power struggle. Tetsuro Takeda, with lineage tracing back to Shingen Takeda, is obliged to enroll in Bushido Academy. Alongside him is Rieko Sanada, a descendant of Masayuki Sanada, who served as a dedicated retainer to Takeda. Will they be able to unite the students from various warlord backgrounds in a school where battles for supremacy are commonplace? Behold the grandeur of this Warring States Academy, as the curtains draw back.