Early Modern Poison Woman: Hellish Torture of a Young Girl

Long ago, a concubine was bound to marry into a high-ranking samurai family when the time came, so she took her daughter with her. However, the man she was marrying never returned home. The woman then has an affair with her servant, who committed suicide out of guilt. Blaming the husband, the woman attached him, and then beheaded herself. In the present, the woman's now adult daughter wrestles her own desires...