Kogoro is investigating an unsolved theft case from three years ago in the Ishikawa Prefecture when Conan is suddenly kidnapped during the investigation. The kidnapper demands that Kogoro gather the client, Yumeno Arihara, and his former band members. Meanwhile, Conan hears about the true intention of the kidnapper, Ryusei, and they're chased by someone when the brakes on their car are broken and they fall off a cliff...