Case Closed: Season 1, Episode 314

1 - 314: Broken Fence of the Observatory

Kogoro, Ran, and Conan are on a hiking trip. When they reach the observation deck, they witness a man jump off the edge to his death. The body was found at the bottom of the hill and is identified to be Takaya Hirai. Conan investigates the scene and realizes that it was a murder made to look like a suicide.