Ran Mouri and Takagi notice Sato wearing a ring on her left ring finger, leading Takagi to fear she is engaged or seeing someone else. The Truth:
: Takehito Dejima , an interviewer, killed Moroguchi to avenge his friend Akiba. Akiba had died while being forced to act as a test subject for Moroguchi’s murder mystery ideas.
Metropolitan Police Detective Love Story 8: The Left Hand's Ring Finger Japanese Air Date October 15, 2007 Cast Focus Miwako Sato, Wataru Takagi, Conan Edogawa, Kogoro Mouri Manga Source Chapters 576–578 (Volume 56) You can find more details on this episode through the Detective Conan World Wiki or stream the series on Crunchyroll (listed under Case Closed Crunchyroll detective conan episode 487
Essential viewing. Bring tissues. Leave your cynicism at the door.
The ink. Takuya claimed he rushed in after hearing a scream, yet his alibi for the time of the murder relied on the power outage. However, the ink spill pattern proves it was poured deliberately after the water was added to slow the drying time, meant to frame the rival composer who was known to be messy. But crucially, a trace of the "missing" sheet music was found stuck to Takuya's shoe—it wasn't stolen music, but a document proving Shima intended to disinherit Takuya. Ran Mouri and Takagi notice Sato wearing a
: Amidst this personal drama, Sato and Takagi are called to investigate the death of a writer, Masataka, found in a locked room. The room's only exit is a small window, making the discovery of the key in the victim's open palm a classic impossible-crime puzzle. Themes of Perception and Misunderstanding
If you’re a fan of the police cast, this is essential viewing. It balances a clever murder trick with the hilarious interpersonal drama of the Tokyo MPD. Plus, seeing Conan and Ran react to the "fluff" from the sidelines is a treat for any longtime viewer. Metropolitan Police Detective Love Story 8: The Left
Analysis of Detective Conan Episode 487: "The Left Hand’s Ring Finger" Episode 487