The Horse Dancer

The novel opens in 1960 at Le Carrousel, an annual performance in Saumur, France. Henri Lachapelle, a young horseman of humble origins, rides with Le Cadre Noir, an elite academy of 22 classical riders founded after the Napoleonic Wars to preserve academic horsemanship. Henri is in love with Florence, an English woman whose presence has nearly cost him his position. A jealous fellow rider, Didier Picart, deliberately sabotages Henri's ride on a volatile horse, causing him to fall. Henri attacks Picart, and the Grand Dieu, the academy's master horseman, tells Henri he has chosen between two paths. His career at Le Cadre Noir is over.

The story shifts to present-day London. Natasha Macauley, a solicitor advocate specializing in children's cases, is troubled by Ali Ahmadi, a teenage asylum seeker she helped win an emergency injunction, after discovering that his claim of walking 900 miles in 13 days was geographically impossible. On her commute, she glimpses from the train a girl in a London backstreet with a horse rearing above her.

That girl is Sarah Lachapelle, almost 14, who lives in a housing project flat with her grandfather, Papa, the same Henri from the prologue. Now elderly, Papa trains Sarah and her horse, Boo, a Selle Français (a French sport horse breed), in classical dressage techniques he learned at Le Cadre Noir. They keep Boo at a ramshackle stableyard on Sparepenny Lane in East London, run by Cowboy John, an aging Black American horseman. Papa dreams of Sarah gaining admission to Le Cadre Noir, which has begun accepting women.

Natasha's marriage to Mac, a photographer, collapsed after three miscarriages and years of withdrawal. Mac left after catching Natasha in what appeared to be an intimate moment with her colleague Conor Briscoe, a divorce lawyer. Now Natasha dates Conor while Mac seeks to resolve the house they co-own.

For Sarah's 14th birthday, Papa gives her tickets to see Le Cadre Noir perform, arranged through his old friend Jacques Varjus, now the Grand Dieu. Papa has sold his wedding watch to fund the trip. Shortly afterward, he collapses from a stroke and is hospitalized with paralysis and impaired speech. Natasha encounters Sarah by chance at a supermarket, where the girl has been caught shoplifting food. Natasha pays and drives Sarah home to find the flat burgled. Mac insists Sarah stay with them. Social Services places Sarah in foster care, but two placements fail because she keeps disappearing to tend Boo. She returns to Mac and Natasha's home under an informal arrangement; the couple maintains the pretense of being together.

Mac follows Sarah one morning and discovers her performing classical dressage on Boo in a public park. They strike a deal: Mac and Natasha will pay for Boo's upkeep if Sarah attends school. Meanwhile, Cowboy John sells the stableyard to Maltese Sal, a horse dealer with a menacing reputation. Sal provides feed on credit, and Sarah's debt grows. When Cowboy John leaves for America, Sal corners Sarah at the stables, gropes her, and implies she can settle her debt sexually. Sarah tells no one.

An attempt to relocate Boo to a Kent stable fails when the horse escapes and destroys Natasha's garden. The household fractures further when Mac's girlfriend, Maria, appears at the house while Natasha and Sarah are out. Humiliated, Natasha moves in with Conor and announces she is leaving permanently, meaning Sarah will need a new placement. Sarah accepts the news calmly, then steals Natasha's credit card.

Sarah finds Boo's stable empty the next morning. Sal tells her he has sold the horse, claiming unpaid rent entitles him under the yard's terms. Ralph, a 12-year-old from the stableyard, reveals that Boo is at a travelers' camp and will be raced the next morning. At dawn, Sarah hides near the overpass where the race takes place. When the men are distracted, she unbuckles Boo from a sulky, a lightweight two-wheeled racing cart, vaults onto his bare back, and gallops away, jumping a car that blocks her path. She rides east across London, crosses the Thames on the Woolwich ferry, and heads for Dover.

Mac discovers Sarah is gone and calls Natasha, who is in court. She eventually leaves, and the two set off for France with Cowboy John, newly returned from America. The credit card trail confirms Sarah has crossed the channel. During the drive, John tells Henri's full story: Florence developed multiple sclerosis after their daughter Simone's birth, trapping Henri in England. Simone later developed an addiction and left baby Sarah with her parents. After Florence died, Henri devoted himself to training Sarah for the life he had sacrificed.

Sarah has crossed the channel with Boo on the transporter of Thom Kenneally, a kind Irish former jockey, using the papers of a dead horse named Diablo Blue. She rides through the French countryside toward Saumur, calling Papa from a phone box; through a nurse, he manages one word: "Good." Near an industrial estate, a gang of youths corners her on motorbikes. She commands Boo to perform capriole, a classical maneuver in which the horse leaps and kicks out behind, terrifying the attackers. In the escape, Boo jumps a wall but falls, and Sarah is knocked unconscious.

That night, Henri dies peacefully in his hospital bed, dreaming of riding Gerontius, his old performance horse, at Le Carrousel, with Florence in the audience.

Mac and Natasha reach Saumur. Natasha learns that the Ahmadi accused of the crime was a different person; her client was innocent. When Cowboy John calls with news of Henri's death, Natasha breaks down. She and Mac make love, an intense reconnection born of grief, but the next morning she overhears Mac on the phone with Maria and withdraws emotionally.

Sarah, reunited with Boo after locals find him at a nearby farm, learns of Papa's death by phone. She continues to Saumur and arrives at Le Cadre Noir filthy and exhausted, banging on the doors of the Grand Manège, the academy's main arena, and demanding to ride for the Grand Dieu. Moved by the photograph of Henri she carries, Varjus allows it. In the arena, Sarah performs a series of classical movements on her battered horse. The écuyers, the academy's riders, spontaneously remove their hats and fall into formation behind her in silent salute. Mac and Natasha arrive and watch from the stands.

The Grand Dieu tells Sarah she is too young: She must be at least 18, pass exams, and hold French nationality. But he praises her talent and courage, urging her to return in a few years. Sarah faints from exhaustion. The next morning, she shocks everyone by giving Boo to Le Cadre Noir, insisting she does not want him.

On the drive toward Calais, Sarah is mute. Natasha pulls her into a café and refuses to leave until Sarah explains. Sarah breaks down and reveals Sal's sexual assault and escalating threats. She gave Boo away to protect him, knowing Sal could use the horse as leverage to exploit her. Natasha holds Sarah, promising she is not alone. Natasha will send Sal a legal letter, since Sarah never signed his fabricated terms. Thom agrees to transport Boo back to England for free.

In the epilogue, set 18 months later, Mac and Natasha have reconciled and have a baby son named Henry. Natasha has started her own law firm. Sarah attends a boarding school that accommodates horses, with Boo stabled on the grounds, and has been accepted for a summer training course at Saumur. At an end-of-year celebration, she rides into the arena while Mac, Natasha, and baby Henry watch from the audience.