Tsugumi, a secretary to the company president, who lives for her job, is fired from her job after being set up by a co-worker. In her disappointment, she accidentally falls into a river and finds herself in 19th century Vienna..! Tsugumi is lucky enough to be picked up by the handsome Chancellor Metternich, and becomes his apprentice secretary on the condition that she dress as a man! Using her former career and the electronic dictionary she happened to have with her, Tsugumi's work performance gradually earns her a reputation in Vienna's social circles. Then one day, she is almost exposed as a woman...?