Case Closed

Season 1, Episode 373

Episode Title: Poisonous Spider Trap

Air Date: 2004-09-06

Overview:

Conan and the group meet spider researchers. One of them gets a call, and they rush to the facility on to find their Professor fallen deadly to a poisonous spider. Conan discovers that the spider was already dead before the Professor came into contact with it, and there's a needle on the ear piece, pointing to murder.