Sweeney Todd: The Demon Barber of Fleet Street is Stephen Sondheim's dark, operatic musical about an unjustly exiled barber who returns to 19th-century London seeking bloody revenge on the corrupt judge who wronged him, leading to a gruesome partnership with a pie-maker, Mrs. Lovett, whose meat pies become a macabre culinary sensation by using his victims as ingredients, exploring themes of obsession, love, and retribution amidst Victorian grime and Gothic horror.