Katie can hardly believe her eyes when she looks out her bedroom window at midnight and spots a beautiful pony in her back garden. The pony - Moonlight - has been abandoned! Even worse, when the local riding school manages to catch him, she learns that Moonlight has obviously been ill-treated. For Moonlight is so scared of people that he is almost dangerous . . .
Can Katie help Moonlight to learn to trust again, even to love? To her surprise, help for the sad, frightened pony comes from a very unexpected person - her brother Jamie, who has Downs Syndrome . . .