Detective Conan Episode 837 < TRENDING RELEASE >

The murderer is revealed to be Rumi , one of the band members.

The episode follows the investigation into the death of , a female drummer found strangled in a rehearsal studio. Detective Conan Episode 837

The murder was fueled by a tragic misunderstanding regarding a former bandmate, Akane, who had committed suicide. Rumi believed Hagie's harsh words about Akane’s voice drove her to it, though it was later revealed Akane actually died in a selfless accident while trying to save a child. Major Plot Developments The murderer is revealed to be Rumi ,

Beyond the immediate case, this episode is a "manga-canon" entry crucial for its character reveals: Rumi believed Hagie's harsh words about Akane’s voice

It is confirmed that the friend was Scotch , a member of the Tokyo Metropolitan Police Public Security Bureau who infiltrated the Black Organization alongside Amuro.

Amuro (Rei Furuya) inwardly reflects on Scotch’s death, maintaining his bitter belief that Shuichi Akai was the one who killed him—a core conflict that drives much of their rivalry in the series. The Unfriendly Girls Band ~ Part 2 - Detective Conan Wiki

Rumi used a cell phone recording trick to manipulate the timeline of the murder. By filming vertically, she was able to hide specific movements while playing a recorded keyboard track to make it seem as though Hagie was still alive and sleeping during the rehearsal.