After failing to prevent the fourth victim from being killed, they found out the victims are indeed connected, they took the driving test at the same time at the same place. Heiji then travels to meet up with the councilman named Gouji, who is a suspect of causing the murders. Conan is forced by Ran to travel with another officer to go to their hotel but due to an emergency, they are driven to the site where Numabuchi, a mass murder and also a suspect, is thought to be hiding. After Conan finds him, he realizes Numabuchi and Gouji are not the murderer. Heiji also realizes this and both figure out Sakada, the tour guide police, is the murderer. After stopping his suicide, Heiji is shot but survives.