Detective Conan Episode 837 -

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.

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. Detective Conan Episode 837

The murderer is revealed to be Rumi , one of the band members. It is confirmed that the friend was Scotch

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