Invited to test a new virtual-reality game, pint-sized teen sleuth Conan Edogawa and his pals find themselves in 19th-century London facing Jack the Ripper. But when the game shuts down, the gang is trapped in a very real contest of life and death. Now, Conan must emulate Sherlock Holmes to solve the case and save dozens of other kids trapped in the game in this feature-length installment of the hit anime series.