Plot

Houtarou Oreki, a high school student who values energy conservation, reluctantly joins the Classics Club at his sister's urging. What starts as a mundane choice soon spirals into a compelling investigation of a 45-year-old mystery tied to the club's history. Teaming up with his knowledgeable friend Satoshi Fukube, the serious yet caring Mayaka Ibara, and the inquisitive Eru Chitanda, Oreki must navigate tight deadlines and scarce clues. With ingenuity and latent skills, he works to uncover the truth hidden within dusty artifacts and unravels various intriguing side cases along the way.