S1E869 — Conan Disappears Over a Cliff (1)
Case Closed — Season 1, Episode 869.

A robbery goes wrong when a gang starts to murder it's victims. One gang member manages to escape, but is shot with a crossbow bolt in the process. While Conan and the Detective Boys are on a weekend adventure with Professor Agasa, they find the shot gang member passed out on a villa property. It seems the gang is still hunting for him.
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