: The episode features the core cast, including Conan Edogawa , Ai Haibara , Ran Mouri , Kogoro Mouri , Subaru Okiya , Wataru Takagi , Juzo Megure , and the Detective Boys .
: This episode takes place during the Bourbon Arc , a period of the series where multiple new characters are introduced as potential candidates for the Black Organization operative "Bourbon". Production & Cast Detective Conan Episode 684
: Katsumoto is found dead in his apartment. The case involves three primary suspects who were with him shortly before his death: a writer, a photographer, and an editor. : The episode features the core cast, including
: During the investigation, Haibara finds herself in close proximity to Okiya. She is visibly unsettled by his presence, sensing an aura that leads her to suspect he may be a member of the Black Organization . The case involves three primary suspects who were
: The mystery revolves around the presence of froth, steam, and smoke found at the scene—specifically from a beer, a cup of coffee, and a cigarette. Detective Wataru Takagi performs experiments to determine how long these elements can remain visible (finding a limit of approximately 7 to 8 minutes) to challenge the suspects' alibis.
: The opening theme is "TRY AGAIN" by Mai Kuraki, and the ending theme is "Koi ni Koishite" by Mai Kuraki. Froth, Steam, and Smoke - Detective Conan Wiki
: Directed by Yasuichiro Yamamoto with a screenplay based on Gosho Aoyama's manga.