鳄鱼皮箱，奢华而独特。水男孩

　　Jack Lyons is interrogated by the police. He accidentally reveals himself as a murderer when he identifies a crocodile dressing case and the initials engraved on it. Since the initials were engraved on it shortly before the murder and fell off during the murder, only the killer and victim could have known about them. Jack is promptly arrested.