Shinichi has been discovered by several policemen, evenly one of them tells that he is a little kid. It confuse Shinichi cause he knows that he is a high school student. He noticed that his hand isn't out of his jacket, which he runs of when the officers where been talking to their colleagues. Shinichi runs towards his home, which he sees that he has shrunk into a elementary school kid. Ran calls Shinichi to his home, but doesn't pick up which worries Ran and goes to him. Shinichi who have reached his house, tries to get in by climbing over a fence, which will not succeed, but sees Professor Agasa. He ask Professor Agasa to get over, but Agasa can't remember Shinichi in child form and evenly decided to bring him to a local police station. Shinichi proved Agasa that he is really Shinichi, which Agasa is surprised about it. Agasa brought Shinichi home, which he has to wear his old clothes. Ran came which Shinichi hides behind his desk. Ran heard a voice behind the desk, and Shinichi sees his fathers glasses. Shinichi then got discovered by Ran but doesn't know that the little kid is Shinichi. Out of pressure, Shinichi called himself Conan Edogawa. Agasa suggests Ran to take Conan to her place, which he disagrees on, Agasa explains that due that Ran's father got a Detective Agency, he can gather informations about the men in black, which Shinichi agrees. Later Kogorō got a kidnapping case which Conan and Ran are following him, Conan's interest is only the men in black. The case has then been soon solved by Conan after hearing the last phone call from the true kidnapper. In the end, Conan is accepted by Kogorō to stay at his house.

JP: 社長令嬢誘拐事件 (Shachou Reijou Yuukai Jiken)
EN: Company President's Daughter Kidnapping Case (a.k.a. The Kidnapped Debutante)