The Disappearance of Conan Edogawa: The Worst Two Days in History (Sub)
Watch The Disappearance of Conan Edogawa: The Worst Two Days in History full movie online enghlish sub
Synopsis: The anime special celebrates the 20th anniversary of Gosho Aoyama’s original manga, and it recounts a previously untold story from Conan’s past.
More info: myanimelist, wikipedia