Twenty-three-year-old Ashleigh finds her childhood diary and relives her experiences with Stardust, her first horse, which include an encounter with horse thieves and a fight against a deadly virus that swept through the family stables when she was eleven.

When Samantha watches her sister Cindy fall off a horse it brings back horrible memories of the accident that killed her mother, and now she has to face the emotions that she has kept hidden for years.