Case Closed (1996)

Season 8

Episode 6: Kogoro Mori, Suspect (Part 1)

Eri Kisaki meets up with another two lawyers, one male, and the other female. Both attended school with her in the past. Detective Mouri later gets drunk and falls asleep in the bedroom of the female lawyer's room. When they return to the room, she's dead, and the door is locked from the inside, making Detective Mouri the prime suspect.