During World War II, a British secret agent is abducted while transporting a crucial document to Washington, D.C. Facing a ticking clock, the British government turns to the brilliant detective Sherlock Holmes for assistance. Tasked with unraveling the mystery behind the kidnapping, Holmes must navigate a web of intrigue and danger to ensure that the vital information falls into the right hands before it's too late. As he delves deeper, Holmes uncovers a plot that threatens national security, showcasing his unmatched deductive skills in a race against time.