Detective Conan: The Phantom of Baker Street(2002)

Overview:

Noah's Ark, the latest innovation in VR technology, is set for a showcase to Japan's privileged children. However, their carefree fun is cut short when a company employee is found murdered, with his dying message pointing to a clue hidden within the Ark. Along with the Detective Boys and Ran Mouri, Conan Edogawa enters Noah's Ark to solve this mystery and ensure the perpetrator is caught.