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.”

Whispers turn into screaming headlines in Earl Ciel Phantomhive’s morning paper as word of the dead being resurrected takes society by storm. But when the unsavoury details of the business reach Ciel’s ear, he and his superlative butler, Sebastian, book themselves on a luxury liner to look into these alleged miracles and the “Aurora Society” conducting them. As the waters lap and crash all around the vessel, mysterious individuals gather under the banner of the “Phoenix.” Ciel and Sebastian may be one step closer to the truth, but have they sealed their fates by conducting an investigation on what could easily become a floating coffin…?