An outbreak of violence on Enoch-7 brings Picard and the Enterprise to investigate. They find a ravaged planet and Redjac, who takes possession of the Enterprise and its holodecks, where it finds Data’s Sherlock Holmes program. Taking on its ancient persona of Jack the Ripper, Redjac traps the crew in 19th century London. While Data, as Holmes, tries to subdue the Ripper, the Enochians attempt to destroy the Enterprise to take revenge on Redjac. Stardate 47319.2