In the attic of her parents' home, champion rider Ashleigh Griffen discovers an old diary she had kept as a girl at Edgardale, her family's first breeding farm. Ashleigh is transported back in memory to the year she turned eleven - reliving her love for Stardust, a beautiful chestnut mare, and for Black Night, the spirited colt whose birth she witnessed. Ashleigh remembers her terrible sadness when Black Night was stolen by horse thieves, and how hard she worked to find him. Painfully she recalls the devastation she felt during her struggle to save the horses she loved from a deadly virus that swept through the Edgardale stables. And Ashleigh relives all the happiness and tragedy of knowing Stardust - her very first horse, who was taken from her much too soon...