Ronnie Savage escapes during transport from one prison to another, and the Ashfordly police is asked to assist Inspector Jennings from CID catching him again. They discover that Savage will be leaving the country on a trawler from Whitby and PC Rowan goes undercover at the local fish market to find out when Savage will be leaving. While he is there he finds out that the foreman Penrice has a sideline selling fish undeclared. Unfortunately Greengrass is one of his customers and he may blow Nick's cover by accident. Aunt Eileen gets a surprise visit by and old, dear friend, Antonin Clarion, who asks her to marry him and go with him back to France. And PC Rowan has passed his sergeants exam.

Rosie friend Diana Hill has become Miss Ashfordly. When somebody sets fire to her car PC Walker learns that she has received threatening letters to stop her from entering the Miss Yorkshire beauty pageant. Gina has realized that Phil Bellamy is the man for her, and she gives him a big hug when he picks her up from hospital after her being hurt in the car fire. Old Dan Fowles asks Aunt Peggy to bet on an outsider for him at the races. The horse wins, but Fowler dies before he can collect his winnings, and Peggy thinks it would be a shame if all that money should go to waste. PC Younger has not made an arrest for more than a month, and when his police bicycle gets stolen Sergeant Miller tells him to do something about it. So Younger clamps down on every minor offence he encounters.