Kindaichi Case Files: Season 1, Episode 2 - ProjectFreeTV

1 - 2: Seven Mysteries of Fudo High Murder Case - File 2

Ruiko has been killed in the locked biology classroom, and everyone in the school is worried. Makabe tells everybody his speculation about the trick and gives sarcasm to Kindaichi, yet another student manages to break out the code left by Ruiko as a dying message.