(from ebookjapan): <Escape route unidentified> "If a dog walks, he gets a stick." As the lines from Iroha Garuta go. Detective Gondo's nickname is "Inu-bo" (Dog Stick) as he walks around investigating. Toto Bank was robbed by three robbers, but the main suspect, who was waiting in a car, shot and killed the three robbers and fled. Inu-bo's investigation begins.