Kenichi and his wife Shizuka live away from their hometown. Kenichi's younger brother, Shinji, took over his family's electrical engineering business, but the business was struggling due to the depopulation of the village. Kenichi's younger brother, Shinji, is struggling to take over the family business in place of his husband. Shizuka sympathizes with Shinji and treats him kindly, but Shinji takes advantage of his kindness...