Conan helps the police solve the case and reveals the truth behind it. The Detective Boys leave the crime scene and Haibara has remembered this common feature about Rum that everyone who has met him agrees on.

While humming the song "Nazo", Ayumi jogs toward school, but as she passes by the Makabe residence, she sees a man carrying a woman. Both people look injured, and Ayumi, peeking through the bushes, believes the man killed the woman.