×
In Italy, the international numbering for Detective Conan differs from the original Japanese broadcast. Depending on the version you are watching, these episodes cover two major, high-stakes cases:
A new girl named Ai Haibara joins Conan's class. She eventually reveals her true identity as Shiho Miyano (codenamed Sherry ), the scientist who created the APTX 4869 poison that shrunk Shinichi.
The arc concludes with Conan, Ai, and Professor Agasa attempting to recover data on the APTX 4869 from a floppy disk, only for the "Night Baron" virus to delete everything before they can read it. Case 2: The Old Blue Castle Investigation Stai guardando DetectiveConan Ep 136-139 ITA
In the international (Italian) numbering, often refer to the massive 2-hour special originally aired in Japan as Episode 129. This is one of the most important arcs in the entire series because it introduces Ai Haibara .
Conan disappears early in the episode after finding a secret passage, leaving Ai Haibara and the other children to solve the mystery of the castle's hidden treasure and a series of disappearances. In Italy, the international numbering for Detective Conan
If you are following the Japanese numbering (which some Italian streaming platforms or fan-lists use), cover a fan-favorite "survival" mystery.
This case is famous for its creepy, suspenseful vibe and for showing Haibara’s impressive detective skills while Conan is "out of commission". The arc concludes with Conan, Ai, and Professor
Knowing this will help me give you more specific details about the culprit or the clues! Detective Conan Rewatch: Episode 136-137