In the play, when Kazuemon FUWA, a famous character of "Kanadehon Chushingura," disguises himself as Gengobe SATSUMA for gathering money, he is cheated out of 100 ryo (a monetary unit) by Sangoro (in fact a son of Tokuemon, Sentaro's disguise), and as a result he becomes a cold-blooded murderer.
『忠臣蔵』で有名な不破数右衛門が薩摩源五兵衛に身をやつし金策をする中、逆に三五郎（実は徳右衛門倅千太郎）に百両を騙し取られ、凄惨な殺人鬼と化してしまう。