 When Ryōsuke's teacher Ōkubo (Chishū Ryū) persuades her to let her son continue to study beyond elementary school, she decides to support her son's education even until college.Her son promises to become a great man.Thirteen years later, in 1936, O-Tsune, now in her sixties, visits Ryōsuke (Shin'ichi Himori), who is twenty-eight, in Tokyo.