Kid cuts down the power in the museum. Conan have noted that Kid have placed fluorescent paint. Ran sees strange rolling things on the ground which Conan warns her that she must get away from there. Smoke releases from the balls which Inspector Nakamori tells his mens that it is just the usual sleeping smoke which he orders them to put their gas masks on. Kid in a very quick speed launches his card gun towards the police gas masks which through the strength and the speed of the cards, the masks were been pulled off. Meanwhile, Makoto is hearing Sonoko's voice, which he went to where he hears her voice to see her. Makoto sees Sonoko asking what have happened to her. Sonoko explains the situation which later Makoto and Sonoko were heading to the jewel. They discovered that Kid has switched the real jewel with a fake one, which Sonoko runs off telling that she is going to give the fake one to the police, which Makoto holds her arm. Makoto then tells her that she isn't Sonoko which Sonoko tells him that she is. Conan enters the room and explains the situation to Makoto and Sonoko. It has been revealed that it was Kid that was disguised as Sonoko, which he escapes after that he managed to dodge one of Conan's gadgets. Makoto then uses karate to break down the pillars, which Kid and Conan were been scared of seeing it. Kid then wants to move quickly away but Makoto was able to reach the ceiling, which Makoto asks Kid to bring the jewel back to him. Kid agrees saying that it isn't the jewel he is looking for, which he also explains about the conversation he had with Sonoko. Afterwards, Sonoko apologizes about helping Kid, which she later asks how Makoto actually could discover that Kid was disguise as her, which he explains how.