Yuriko (Kotomi Asakura), who lost her only young daughter and divorced, became a dumb woman due to the shock. She then started a part-time job at a small lunch box shop in a provincial city where she had drifted. The owner, Sato, had a wife, Kazuko (Firefly), and a daughter, Kyoko (Rina Hatsume). It was a dumb relationship. There was a man in the store who had a dark shadow... see more