Kiichi Ishihira, a delinquent high school student, happens to visit a certain library for the first time in ten years. There, he finds a team of unique staff members working hard every day for the sake of the patrons! After starting a part-time job at the library, Ishihira learns about the various rules and tasks involved in ensuring everyone can discover books and experience the joy of learning. The many encounters he has at the library gradually begin to change Ishihira, who had previously felt a lingering sense of emptiness... We present a heartwarming comedy set in a library!