Detective Conan · Season 1 · Episode 521
Murderer, Shinichi Kudo
Monday, January 19 · 50 min · ★ 10.0 on TMDB
Heiji takes Kazuha, Kogoro, Ran, and Conan to East Okuho after receiving a letter from Makato Okuda addressed to Shinichi; The letter tells Shinichi to meet with him so he could explain Shinichi's deduction mistake from his past investigation.