Ken and Harry investigate a woman whose husband believes she's having an affair. Indeed she is - and unknown to Ken, she and her lover also intend to rob the husband's dairy.
Ken and Harry inadvertently interrupt a robbery and find themselves locked in the vault of a security deposit centre. Fortunately, Laura's suspicions lead her and Rocky to the trapped duo, while the robber is double-crossed by his wife.
Ruthless landlord Mr Roach is trying to harass his tenants into leaving, so that he can redevelop the site. The tenants hire Ken to gather the evidence they need to have him convicted, and Ken provides it - but will it stand up in court?
Suspecting her son, John may be involved in drugs, the widow of an old friend employs Ken's services. He finds that John has indeed fallen into bad company, and it seems inevitable that he will be forced to break a promise not to involve the police.
Despite Harry's pleas, the ever-trusting Ken allows himself to be swept off his feet for a second time by his former lover, deceptive businesswomen Jean Di Cesare. Is she interested in Ken, or his money?
Ken and his colleagues are guarding the location of a pheasant shoot, supposedly against hunt saboteurs, and get dragged into a dispute between a landowner and the villagers.
Solicitor Caroline Mortlake is being hassled by a reporter, and calls in Crawford Boon Security to put a stop to it. But the situation gets decidedly more complicated when Ken discovers Caroline is at the centre of a vicious love triangle.
Ken's old friend, taxi firm owner Ray Watts, finds his executive cabs disappearing one by one. Ken suspects garage owner John Blake is stealing them to order - but it takes Rocky and Harry to unmask the real culprit.
Harry accepts a job looking after a wealthy couple's country mansion for the weekend, only to find his flat is being used to gain access to the safe next door.
Convinced criminal Stan Keating is released from prison to find his accomplice and girlfriend is married, his daughter is unaware of his existence and half of his loot is missing. Stan has a large axe to grind as Ken and Harry soon discover.
Hardened criminal Jack Phillips and his wife Janice are planning a robbery at a lingerie warehouse. The plan of a complex security system is vital; unfortunately, it currently resides with Crawford Boon Security.
Paul Booth is on trial for robbery and his only alibi, Martin Mulholland, has vanished; Crawford Boon Security are hired to find him. An easy job according to Harry - but Mulholland proves particularly slippery.
Harry falls hard for Jo Beckett, who owns a jazz club, Smoky Jo's. He plans to marry her and to invest in the club - and even makes preparations to sell his share of CBS to a rival security firm.
