The Chen family appear to be victims of racial harassment when their Chinese takeaway is set fire to but widowed Mr. Chen will not go to the police so his daughter Mei asks Henry for help, It turns out that Chen is a gambler deeply in debt to a restauranteur in London's Chinatown who has been has been threatening him for the money he owes. When Pie in the Sky makes it to the final of the Great British Grub contest being held in London, Henry uses the trip to visit Chinatown and act as go-between. A winner and a loser return to Middleton come the end of the day.

An armed hold-up at 'Pie in the Sky' while jewel-rich Mrs. Burdett is present brings DS Stringer to investigate. His abrasive manner alienates all the restaurant staff, including the normally placid Henry. He accuses first Gary, then Nicola and her new boy friend Paul of passing on the information regarding the Burdetts' booking to the thieves. But Henry's judicious questioning of the victim brings the solution, in time for Gary to celebrate two years of sobriety.

DI Crabbe's first job with his new team of PC Guthrie and WPC Morton is to guard a new housing development which has been subjected to vandalism. Nearby villagers claim that one of the houses is built in the path of a centuries old right of way. Henderson is in trouble for growing and selling varieties of tomatoes not approved by the E.E.C. And the new waitress in the restaurant gets the cold shoulder from Gary, who is missing the recently departed Nicola.