Jeff Hinkley, undercover investigator for the British Horseracing Authority, is looking into the shady activities of a racehorse trainer. But as he's tailing his quarry through the Cheltenham Racing Festival, the last thing he expects to witness is a gruesome murder. Could it have something to do with the reason the trainer was banned in the first place – the administration of illegal drugs to his horses? Days later, many more horses test positive for prohibited stimulants.

As one of the youngest ever winners of the Grand National, Nick ‘Foxy’ Foxton’s career as a world-class jockey is on perfect track until a near-fatal accident cuts his dream brutally short. But when he returns to Aintree as a spectator years later, nothing can prepare him for what unfolds. Minutes before the biggest event on the racing calendar, Nick’s affable American colleague Herb Kovak is shot at point-blank range, the gunman disappearing among the stunned crowd.

When Mark Shillingford commentates on a race in which his twin sister Clare, an accomplished and successful jockey, comes in third, he can't help but be suspicious. As a professional race-caller, he knows she should have won. Did she lose on purpose? Was the race fixed? Why on earth would she do something so out of character? That night, Mark confronts Clare with his suspicions, but she storms off after an explosive argument. It's the last time Mark sees her alive.

Chris Rankin is a doctor, a specialist in emergency medicine at Cheltenham Hospital, but a doctor who also has health problems. A smartly dressed man has been found unconscious at the local racecourse and is rushed to the hospital, where he subsequently dies. But who is he? Where does he come from? He had no form of identification on him, and no one claims the body.

Captain Thomas Forsyth’s second tour of Afghanistan is cut brutally short when he’s badly wounded by a roadside bomb. Tom’s world is torn apart by the injury – the Army is his life. The thought of never rejoining his regiment is a terrifying prospect and one that he is not willing to entertain. Tom returns to Lambourn, to his childhood home, where his mother is a racehorse trainer and the ‘First Lady’ of racing.

The night before the 2,000 Guineas at Newmarket sees the great and the good of the horse-racing community gathered for a prestigious black-tie Gala dinner. It is a fitting testament to the glamour of the occasion that top chef Max Moreton is cooking the evening's meal. Founder of the racing town's favourite Michelin-starred restaurant, the Hay Net, Max is something of a celebrity in Newmarket circles.

When defence barrister Geoffrey Mason hears the judge’s verdict, he quietly hopes that a long and arduous custodial sentence will be handed down to his arrogant young client. That Julian Trent only receives eight years seems all too lenient. Little does Mason expect that he’ll be looking Trent in the eyes again much sooner than he’d ever imagined.

At nearly 18, easy-going Benedict Juliard has no stronger ambition than to ride in steeplechases as an amateur jockey. His father, George, driven towards a life of public service and politics, asks his son to enter into a pact that neither of them will commit any act that could destroy the father's growing reputation and career.

Perry Stuart is a TV meteorologist who routinely works before the cameras. His life calm and ordered, his face familiar to every British household, Stuart's profound weather knowledge and accuracy have given him high status among forecasters, but no physical baptism by storm. Not, that is, until a fellow forecaster offers him a Caribbean hurricane-chasing ride in a small aeroplane.

Steeplechase jockey Kit Fielding has just ridden another winner for his patron – the Princess – when his distraught twin sister Holly comes to him with terrible news. A newspaper is printing stories that will put her husband, Bobby Allardeck, and his stables out of business.Putting aside the age-old Fielding-Allardeck feud, Kit decides to try to find out who is behind these cruel stories.

When jockey Martin Stukely dies following a fall in a steeplechase at Cheltenham races, he accidentally embroils his friend Gerard Logan in a perilous search for a stolen videotape. Gerard Logan is a glass-blower on the verge of widespread acclaim for his work. He has long been accustomed to the frightful dangers inherent in molten glass and maintaining a glass-making furnace, but now he is suddenly faced with a series of unexpected threats, first to his livelihood, then to his courage, and finally, to his life.

Three jockeys warned not to win their races turned into also-rans. Bill died when the sure-footed Admiral fell, Joe was scared rotten, and Alan York became the target of a vicious gang. But he wanted revenge and to hell with the risk.

Randall Drew is prevented from carrying on with his career in steeplechasing by poor eyesight. Restless and unsure of his future but pursuing an ardent love affair, he does not welcome an invitation to go to Moscow on a delicate investigation, but irresistible pressure is hard to refuse. A mysterious entity, "Alyosha", is threatening a royally-connected candidate for the Moscow Olympic Games; the candidate may be vulnerable to scandal which could set off intolerable diplomatic conflicts.

Gene Hawkins, investigator by trade, was expert at arranging events so that they appeared accidental to all involved. Therefore, when he himself witnessed an ‘accident’ his curiosity flared up bright, and he insisted on looking into what he regarded as a work of art. A quarter of a million pounds worth of Derby-winning stallion had vanished into the Blue Grass of Kentucky... and a young man and a girl spent a dangerous afternoon in a punt on the River Thames.

Jockey Kelly Hughes and trainer Dexter Cranfield had been barred from racing – a devastating event for them both. The charge at the secret enquiry? Throwing a race for personal profit. It was a vicious frame-up and, worse, they had nowhere to turn to clear their names. Still Hughes refused to take the phony verdict lying down – even though his quest to clear his name might have him lying down permanently.