Rieko is a mother who works part-time at a convenience store. One day, the store manager was holding her daughter Miu's hand, saying that he had caught a shoplifter. Rieko bowed her head repeatedly in the back room, but the manager let her off the hook because she was the daughter of a part-time worker. Rieko confronted her daughter, but she didn't say anything...A few days later, the manager reported that her daughter had shoplifted again. Rieko bowed her head again, but the manager said that he needed to pay her to cover up the shoplifting, forcing Rieko to make a difficult decision...