Beaumont Belham, Marquess of Bellingham, is a British counterintelligence ace capable of carrying out the most complex and dangerous missions. But could he imagine that one day his service to the Motherland would require him to sneak into the house of a person suspected of treason, under the guise of... a valet? This ill-fated mission in itself, from the very beginning, looks like a perky comedy. And then the charming maid Marianna Notley appears, who, immediately suspecting the “valet” of playing foul play, spies on him no worse than a professional intelligence officer, and in the process accidentally wins his heart...