Russian chess champion Leonid Vorodin passes through Ashfordly Hall on his way around Britain and his lordship asks sergeant Craddock for a permanent police presence during his stay. This does not prevent a burglar to break into the manor during the night and steal some of Lord Ashfordly's precious chess sets. Vorodin plans to defect with the aid of his British press secretary Anna Young. But Sychen and Zaikov from the Russian embassy are on to their plans. Greengrass has decided to sell his cottage in Aidensfield in order to buy a house in the Caribbean. While David can move back to his mother Vernon has no place to go and does his best to discourage potential buyers. (thetvdb.com)