Jeong-sun is a middle-aged woman who works in a food factory. While her mundane days pass, she gets to know Yeong-su, a co-worker, who seems lonely. They start to have a secret relationship and sometimes, he takes videos of her with his phone. One day, she senses that her co-workers are talking behind her back, and she finds out that he had spread out her video to their colleagues. Jeong-sun needs to decide how to deal with this situation…