The Truth of the Haunted House ~ Part 1

Truth About the Haunted House ~ Part 1 (幽霊屋敷の真実(前編), Yuurei-yashiki no Shinjitsu (Zenpen)) is the 274th overall episode of the Detective Conan animated series based from the manga of Gosho Aoyama. The episode aired in Japan on April 15, 2002.