London policeman Nick Rowan and his recently qualified Doctor wife - Kate move away from the city and go to the rural surroundings of Aidensfield, a village in the heart of the North Yorkshire Moors, where Nick's the new village policeman. Whilst they are still settling in, Nick's new section Sergeant, a Sgt Blaketon calls for Nick and takes him to see the local Rogue - Claude Greengrass and insists that he charge him with livestock worrying after his dog, Alfred killed a budgie! Greengrass admits Alfred did kill the bird and offers compensation, but Blaketon insists Greengrass be charged, despite Nick's reservations. The case goes to Court, but due to insufficient evidence, the court can't charge Greengrass as a budgie isn't classed as livestock. Meanwhile a local woman, Georgina Fraser tells Nick that she has a prowler at her house and one night she calls Nick out when the prowler returns. She then see's him at the village pub, the Aidensfield Arms, and Nick goes to see the Landlord

Local shopkeeper - Charlie Denby's record department in his shop is a popular spot for the local lads and when Blaketon and Nick both receive anonymous tip offs accusing Denby of having 'an unhealthy interest in young boys', rumours about him start to circulate. Blaketon is keen to get the matter sorted out weather its true or false and Nick goes to see Denby, and asks him about his private life. Denby however insists he's doing nothing wrong and just enjoys the lads company. Nick continues to keep an eye on Denby and locals tell him that he only seems to invite lads to his flat. Nick later then sees Denby arguing with local car dealer - Reg Pendleton, outside his shop and he begins to have more suspicions. Then when Kate is in Denby's shop, she witnesses another man called - Harry Cottis accusing Denby of assaulting his son. Blaketon then receives a call from the superintendent who's a mason like Denby, ordering that Denby to be bought in for questioning. Denby utterly denies he's don

A feud between two neighbours, a Mr. Chapman and a Mr. Radcliffe that has been going on for the past 20 years is getting really serious. Chapman blocks off a public right of way which leads up to Radcliffe's home. Ferrenby who is treating Radcliffe for diabetes is confronted by an angry Chapman when he tries to use the road, but Chapman demands he use another road. Ferrenby gets injured moving Chapman's blockade and asks Kate to help out with the practice. Meanwhile 3 young boys play a series of practical jokes on Chapman. They block his chimney up when he has a fire and he automatically blames Radcliffe who just so happens to be passing. He grabs Radcliffe and locks him up in his house, but Radcliffe is in need of his regular dosage of pills he needs to take due to his condition and is becoming seriously ill. Nick tries to calm the situation and tries to get Radcliffe out, but Chapman ends up locking him up as well. Nick however manages to escape and returns with Blaketon and Kate, bu

A caravan of circus-folk, the Laszlos arrives in Aidensfield and camps on the village green. The locals are angry about it and demand that these unwelcome visitors leave. The vicar's daughter, Anna meanwhile falls for one of campers, the young and handsome Milos Laszlo. This angers her wealthy fiancée, Jamie Hunter. Nick then receives allegations of theft against the Lazslos and Nick goes to the caravan to investigate. Nick hears that there is a sick man in the caravan and later discovers the man has cancer and has 'returned' home to his birthplace to die. The church's safe is then broken into and Milos then becomes the prime suspect after his scarf is found at the scene. Greengrass, an old friend of the Lazslos then informs Nick that he saw Jamie Hunter pick the scarf up and Nick realizes Hunter must have been responsible for the break in. The Lazslos then leave, with Anna after realizing they are not welcome anymore.

There is an outbreak of sheep rustling and one of the victims who is renowned for naming his sheep accuses Greengrass of the crime. Greengrass ends up in court and is convicted, but Nick discovers holes in the evidence and realizes that Greengrass had been set up. Meanwhile Alan Maskell who is on bail does a runner to London. But unknown to him his wife Sandra suffers a miscarriage at the same time. Nick in the meantime is asked to go for an interview to join the drug squad team at Scotland Yard, which would guarantee a promotion to Sergeant. He decides to go for the interview despite Kate opposing the idea of returning to London. Whilst there he promises Sandra that he'll find and bring back Alan. Whilst in London Nick finds Alan in a night club, then there's a drugs raid by police and Nick sees them plant the evidence. Nick is arrested along with everyone else. Nick later files an official complaint about the officer in charge of the raid. He's then offered the job with the drug squa

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.

Convict Stevie Walsh is released from prison and is on a train back to Aidensfield to see his wife and to finish some unfinished business. In the night Aidensfield gets cut off as a severe snow storm and the whole are is unreachable. The train heading for Aidensfield then crashes when the signals fail. Nick is alone and can't get police assistance, so its up to him alone to organise a rescue mission with the villagers including Claude and George to help the passengers and see to the injured which include Gina's brother, Barry and Alex, who has suffered a head injury. The injured are taken to the village hall by the villagers until outside help can reach them. Meanwhile Kate is called out by a man, whose partner - Ellen and Walsh's ex-wife is in labour and about to give birth. To Ellen's distress, Stevie helps her and Kate when they get trapped in the snow on the way to hospital, and they end up with the train passengers in the village hall where the Kate delivers the baby. Blaketon eve