The year is 1614, and two warring ninja clans each support a different son of the ailing ruler as the next shogun in this anime adventure. An epic fight to the death between the groups will resolve the issue -- and annihilate one of the clans. In the center of this storm are the two heirs to the clans, Gennosuke and Oboro, who both possess deadly powers. But now, their loyalties will be severely tested, as the two have fallen deeply in love.