Meitantei Conan S27E29 - 謎解きは喫茶ポアロで（前編）

Conan and Heiji go to Poirot to while waiting for Ran and Kazuha. While there, a gathering of old friends is quickly interrupted by a power outage. During the blackout, one of them turns up stabbed with blood splattered everywhere. Yet, nobody has blood on them...