Biblia Koshodou no Jiken Techou

A young woman named Shinokawa Shioriko owns a bookstore in Kamakura and solves mysteries related to ancient books brought to her shop. A man named Daisuke, who has a fear of books, delivers a complete and signed collection of works by Natsume Soseki, a Meiji-era Japanese author, which he inherited from his grandmother. The story explores whether Shioriko, who is quiet and reserved, can uncover the mystery behind these books.