An elderly widower, a Mr. Miller from London comes and stays in the village and stays in a boarding house opposite the police house run by Mrs. ?. Milner however is not a well man and has to visit Kate at the surgery. Meanwhile Claude has been asked to do a barn clearance, and Nick buys the remains of an old MG off him for only £25. Claude dramatically underestimates its real value and is later annoyed by this, and complains to Blaketon. Milner it seems has an old grudge against Nick and he wants his revenge. It turns out that when Nick was down in the Met he arrested Milner's granddaughter after she stabbed her husband in self defence. Milner now wants to hurt Nick, the way Nick hurt him. He takes Kate as a hostage and is armed with a pistol. Kate manages to talk Milner round because she has to rush off to give a young girl a vital injection.

The surgery in Aidensfield is broken into one night and Ferrenby gets assaulted and is taken to hospital. Pills that were stolen in the raid are being passed off as other drugs and sold around the area. Gina goes out with an old friend called Debbie and they end up meeting a couple of teddy boys. Later Debbie collapses after taking some drugs and goes to hospital. Nick then questions Gina as to where her friend got the drugs, but she has no idea. Nick and Phil suspect the two teddy boys and question them. They tell them who the supplier is and go and make the arrest. Meanwhile Kate discovers a patients miscarriages have been caused by foreign drugs she took for morning sickness. And Greengrass is angered when his pink Chrysler Imperial gets stolen.