Soon after their return, Jirō tells Ichirō that his brother has no reason to question his wife's loyalty, but Ichirō is unsatisfied with Jirō's answer and insists on further reports. Jirō evades his brother's inquiries, which strains their relationship. Weary of the growing familial tensions, Jirō decides to leave home and move into a quarter of his own.
Upon their return, Jirō advises Ichirō that there is no valid reason for his brother to suspect his wife's fidelity, but Ichirō remains dissatisfied with Jirō's response and requests additional information. Jirō deflects his brother's inquiries, which strains their bond. Fatigued by the escalating family disputes, Jirō decides to leave home and find a separate dwelling.