Using video surveillance from the club, the police narrow down the suspects, while Conan discovers that the victim had an unexpected interest in Serena.; Using Serena as his surrogate, Conan implicates the killer.; The Junior Detective League is asked to investigate a neighbor by a classmate. But when they arrive at his address, they find the building burned out and the classmate in the hospital. And Anita believes one of the suspects may be linked to the Black Organization.; The classmate's journal indicates which neighbor he was concerned about. However, each neighbor is identified by a color and Conan must determine which color is associated with which neighbor.; Conan deduces who Mr. Yellow is and implicates him for the Arson Squad. Later, one of the other neighbors takes a job assisting Dr. Agasa, greatly disturbing Anita.; Conan, Rachel and Serena encounter Takagi and Sato on stake out, watching a possible serial killer. But when the police close in, they find the suspect himself has been murdered.; The suspects in the murder are three delivery people who visited the apartment during the stake out. Unfortunately, Det. Chiba already released them all. And Takagi becomes jealous over the idea that Sato may have kissed other men while on other stake outs.; Using Serena as his surrogate, Conan reveals the Hammer Man's real identity.; Richard is asked to star in a reality television series. But when he goes to meet with the prospective producer of the show, the producer is found dead.; Conan helps the police realize that the death was murder and not suicide. But as they focus on one suspect, Conan begins to realize that it's someone else.; Using Richard as his surrogate, Conan implicates the real killer and clears the person trying to claim the crime.