GOSICK グレイウルフ探偵社編 (Series) favorite_border

[DeepL Translation - needs review] Description of the first volume: The setting is New York City!　Victorica, who possesses the super brain "Fountain of Wisdom," opens a detective agency, but then a dangerous request comes in from an underworld boss. The long-awaited paperback edition of this popular dark and cute mystery series has taken a new turn!

(Translator: DeepL)