Detective Conan S01 E869 Conan Disappears Over a Cliff (1)

"One truth prevails."

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.