Gang-du (SONG Kang-hu) works at a food market on the banks of the Han River in Seoul, South Korea. While nodding off on the job, he is awakened by his daughter, Hyun-seo (KO A-sung), who is mad with him for missing the PTA meeting at her school. As Gang-du walks out to the riverbank with a delivery, he notices that a large crowd of people from the beach area are taking pictures of something ...