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

Nick is puzzled by a succession of drunken hikers on the moors. A man called Potter is then cautioned for passing on his home made wine which is responsible. Potter also gets accused of indecent exposure, but Nick later discovers this is incorrect! Meanwhile a employee of the local bank reports her husband to be missing. Nick goes searching for the man, but there is no sign of him. Later, he finds out that the man has hung himself because his wife was having an affair with the manager of the bank. Alan Maskell is then refused a loan from the bank to start his own business, but Nick is able to use the mans death to persuades the bank manager to change his mind. Kate has further trouble with Dr Ferrenby after advising Mrs. Maskell, a mother of six to take the contraceptive pill. This also angers Mr. Maskell, who feels it is a threat to his virility.

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

Nick investigates two mysterious barn fires that have happened recently. A young woman is also assaulted in a barn by her new boyfriend. The woman is persuaded by her friend, Sandra Murry (Alan Maskell's girlfriend) to report him to the police. It turns out that the woman's boyfriend is also the arsonist responsible for the barn fires. Meanwhile a local woman's horse keeps escaping from it's field and Nick is concerned that it will cause an accident. Kate has another argument with Ferrenby when she puts the unmarried Sandra Murry in touch with the family planning Clinic over birth control. And Greengrass gives Nick a tip-off about a poaching gang and when to catch them. The police organize an operation to catch the poachers, they catch a couple, only later to hear from Lord Ashfordly that a bigger gang cleared the river of fish further along.

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

There are a number of burglaries in the area recently which all have a connection, the thief tidies the house before leaving with the loot, which is usually silver. Nick checks around the local auction houses to see if anything has been passed on. He also begins to suspect local do-gooder, Penelope Stirling of being involved in the burglaries when he sees her buying incomplete sets of antiques. Meanwhile the police warn the local residents, including Lord Ashfordly to be on the look out for the thief and advise them to hide valuables which can be seen from the windows. The police catch the thief however when he burgles Ashfordly Hall where he straightens a picture which is wired to an alarm at the police station. Stirling turns out to be stealing antiques which are part of sets. She then buys the rest of the collection when the old people who the sets belong to die for a fraction of there true value. Then she sells the complete collections for the full price. Nick however can't prove i

There is to be a big CND demonstration outside the Fylingdales early warning defence base near Aidensfield, and prospective MP - Paul Melthorn is to make a speech there. Workers take offence when demonstrators are putting up posters everywhere advertising the demo and Nick has to break up a row in the pub between them. In doing so one of the demonstrators gets injured and Nick gets accused of assaulting him. Ashfordly police in the meantime are informed to police the demo and Blaketon finds out that the American Ambassador is visiting Fylingdales at the time of the demo. The demonstrators campsite is then burgled and Melthorn's wallet, which contains incriminating pictures of him having an affair with a young woman are stolen. The demo takes place and the road is blocked with demonstrators. Melthorn makes his speech but becomes ill and Kate arrives to treat him and discovers he has a weak heart. It turns out that the demonstrator who accused Nick of assault is in fact a Special Branch

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.

Muriel Gerard returns from church with her mother one Sunday morning to find that her husband, Andrew - a former DCS from Scotland Yard, has been shot dead. She informs Nick who arrives with Kate who confirms the death. A huge murder hunt then starts and two detectives from the Met - a DCI Merton and DC Langdon are sent up from London to take charge of the investigation. Langdon whose an old friend of Nick's stays with him and Kate at the police house. Its thought that Gerard was killed by an old criminal who he'd put away who was now free and wanting their revenge. But after questioning from Langdon suspicion falls on his wife -Muriel. Nick hears from Alex via Kate that Gerard was known for beating Muriel and so it's thought that she just killed him in anger for her pain and misery over the years. However when she is arrested and taken to the station Nick realizes that Muriel's mother - Victoria Wainwright is in fact the murderer and goes to see her and she confesses to it. She couldn

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