Synopsis

While accompanying the Detective Boys on a shopping trip, Conan found himself a witness to a crime: a figure expertly cracking open a safe within a building. The culprit soon discovered Conan, and he was swiftly confined within a small, box-like space. Simultaneously, Kogoro was engaged to track down the thief responsible for stealing the will of Karabashi Gotaro, the chairman of the Karabashi Group. The investigation had narrowed the list of suspects to Kozo, the eldest son; Mitsuyo, the eldest