Episode 792: Three First Discoverers (Part 1)
Scenario: Conan asks Haibara to give him information about Rum, the new Black Organization member who is on the move. She says she doesn't know much about him, but she knows that the descriptions about Rum are always different. Some people say Rum looks feminine, others say he looks like a well-built man, and some describe him as an old man. However, there is a common characteristic about him that she can't recall. The Detective Boys end up involved in a case again and the three suspects fit each one of the descriptions about Rum.
After the Detective Boys have played soccer, Conan asks Haibara about Rum. She reveals that she never met him, but she has hear three different descriptions of him. He should either be a strong man, a feminine-looking man or a old man. She also recalls that he had a characteristic, that everyone in the organization agreed on, but she can't remember what. Ayumi suddenly sees an young boy standing and staring at an apartment. She remembered that he had also been standing there earliere that day. When the children asks him, the boy breaks down crying. He tells them that a woman who lives in the apartment had asks him to keep an eye on her door. She was going to have three visitors, and if she didn't come out after the last one had left, then she had been murdered, and the boy should call the police. The Detective Boys decide to check out the apartment, and on their way, the boy tells them, that he barely knows the lady. After the death of his parents he moved in with his uncle and lost contact with his old friends. The lady would sometimes come and play with him on the playground, when he was lonely.