Detective Conan Episode 429 -
: Conan realizes it is murder after noticing flaws in the "sealed" environment, specifically how the killer managed to exit the car after taping it shut.
: The reveal of the killer's motive—feeling like a "servant" rather than a boyfriend—adds a layer of bitterness and realism common in the series' best standalone cases. Two People Who Can't Return - Detective Conan Wiki Detective Conan Episode 429
: A man named Atsushi Misumi asks Kogoro to find his missing girlfriend, Ami. They discover her dead in a car that has been meticulously sealed with duct tape from the inside. : Conan realizes it is murder after noticing
: The case reveals a tragic and dark backstory where the culprit felt exploited by the victim, who he believed was cheating on him despite his extreme financial and personal sacrifices for her. Why Fans Recommend It They discover her dead in a car that
: It is a critical "canon" episode that sets up the major "Clash of Red and Black" arc.
The episode centers on the "Locked Car Murder Case," involving a woman found dead from carbon monoxide poisoning in a sealed car—a situation initially dismissed as suicide until Conan intervenes. Key Plot Points