Maisie has always loved horses. She is also a talented artist. When the opportunity arises for her to study in Paris, her two worlds collide. There, in the heart of the city, Maisie finds the childhood diary of famous horse artist Rose Bonifait, and meets the beautiful black stallion, Claude. As the two girls' stories emerge, tragedies unfold - both past and present - and Maisie realises that she can't begin to imagine life without her forever horse.
"Claude," Maisie knelt beside him and, using all her strength, she helped to lift his head, cradling him in her arms.
"I know you're in such pain, Claude," she whispered as she stroked his forelock, "but you won't need to be brave for much longer. I promise you, when they come for you, no matter how much it breaks my heart, I will stick by you. I'll be with you at the end. I promise, I promise…"