Tatsuo, who had moved to Tokyo for college, was enjoying a fulfilling student life living on his own. He quickly fell in love and began experiencing the joys of romance. However, adjusting to living alone took time, and gradually he began suffering from homesickness. When his girlfriend asked to see old photos, he found a reason to return home. Returning to his mother's house with his girlfriend, Tatsuo suddenly noticed the charm of his mother, Yuko Ishibashi, which he had never seen before, and his heart was deeply stirred. That charm would bring a major change to his life.