Lawyer Eri Kisaki's Testimony (Part 2) The police confirm that Hasaka was at the convenience store during the ten-minute period. Conan notices that there are strange scratch marks on the pole near the convenience store and the guard rail alley directly above the garbage collection point. Conan realizes how the murder is done, tranquilizes Kogoro, and impersonates him using the voice changing bow tie. Conan reveals that Hasaka tied two strings to a chair with wheels; One short string looped around the guard rail and the longer string to the pole near the convenience store. They were then attached to her scooter and, using the force of her scooter, drives to the convenience store causing the string looped around the guardrail to retract and subsequently pulling the chair with enough speed to launch the body over the railing and into the garbage collection point...