Oreki Houtarou is a minimalistic high school boy. One day, he joins the Classic Literature Club at his elder sister's request. There he meets Chitanda Eru, Fukube Satoshi, and Ibara Mayaka. Chitanda is a calm beautiful girl but she turns into an embodiment of curiosity once she says, "I'm curious." Fukube is a smiling boy with a fantastic memory who calls himself a database. Ibara is a short girl and is strict with others and herself. They begin to investigate a case that occurred 45 years ago. Hints of the mystery are buried in an old collection of works of the former members of Classics Club. The collection is titled "Hyouka."
- Genre: Animation, Drama, Mystery, Comedy
- Studio: Chiba TV
- Keyword: high school, based on novel or book, literature, detective, amateur detective, romance, mystery, slice of life, school, art, school life, anime, school club
- Cast: Yuichi Nakamura, Satomi Sato, Daisuke Sakaguchi, Ai Kayano, Satsuki Yukino, Ryotaro Okiayu