The protagonist, Kazuki Tsukimori, was an orphan of war who was taken in by the Tsukimori family.

Years later, he becomes the head of the household.

Meanwhile, Mitsuhide Akechi rebels against Nobunaga Oda, plunging Jigon into an era of war.

Following the command of his lord, Tadanori Otori, Kazuki sets out to subdue Mitsuhide.