The news that the fifth Shogun Tsunayoshi was seriously ill caused a fierce struggle for the post of sixth shogun between the Mito faction and the faction of Chief Adviser Yanagisawa Yoshiyasu. Two mysterious love stories develop against the background of a violent conspiracy that arose because of a strange painting in the sand. And then the empty-headed ronin Morio Jushiro will flash his enchanted sword in this unique, thrilling story full of unexpected twists. Adapted from the novel "Sunae Jubaku: Asahishinbunsha" by Seji Hajime.