Claude is persuaded to stand bail for a burglar purely as a business arrangement, for which he does finally get his payment from the man's wealthy wife to be. Nick buys Jo an engagement ring, which she shows off down the pub! The engagement celebrations are ruined when Jo breaks the news to her parents. Her Mother strongly objects to the marriage, and makes no secret of how much she disapproves of her daughter marrying a ‘village bobby'. (thetvdb.com)