Centering on the first-person narrator, an 18-year-old boy who works at a convenience store at night, this work realistically depicts life on the outskirts of a city and solidarity among neighbors, thus leaving deep reverberations. In this book, the author calmly unfolds the stories of both the protagonist and diverse characters who visit the shop. Revealing her keen observations of the vicissitudes of life and warm view of disadvantaged people, the novel demonstrates her fully mature literary capacity. In particular, with the time and space of a convenience store in the middle of the night creating a mysterious and lyrical atmosphere, the process through which lonely and needy characters care for one another and form solidarity is portrayed in a moving way.