As the students watch in awe, a woman from the floating school waves at them, and one of the students, a boy named Taro, becomes fascinated by the mysterious school. He decides to investigate further and, with the help of his friends, tries to uncover the secrets behind the floating school. Meanwhile, Conan and his friends, including Ran and Shinichi's friends, are coincidentally in the area and become involved in the case.

: Fans often rate this episode highly (9/10) for its pacing and the humorous interactions between Sera and Nakamori. chronological watch order

: The episode centers on the "Blush Mermaid," a jewel attached to a turtle's shell inside a heavily guarded water tank. The "high quality" of the mystery lies in Kid’s intricate use of magnets, iron dust, and a carpet-based disappearance trick that baffles even Inspector Nakamori.