Senkichi gives the money to Denshichi to repay his debt, but Denshichi maintains that a debt is still owed and Senkichi's lock-picking skills are required by Sengorou of Yatsua. Souji's old friend Toku visits him and mentions that Sengorou is coming to Edo and to be on guard. Souji and others suggest that Masa should return to his home to cure the Edo sickness, but he insists on staying near Edo. Denshichi presses Senkichi for the source of his money and he says that it came from Souji...