Presents an abridged version of the story of ten-year-old Mary who, after the death of her parents, comes to live in a lonely house on the Yorkshire moors where she discovers an invalid cousin and the mysteries of a locked garden.

Puck, the fairy pony, and Holly are visiting the Pony Queen when a powerful magic necklace-- which grants its wearer whatever they wish for-- is stolen from her Summer Palace. Puck and Holly's search for the thief leads them into the underwater world of the river ponies, an enchanting place of coral houses, clear waters... and dangerous sea creatures. When their adventures finally bring them to the culprit, they find themselves face-to-face with a...

Holly can't wait to watch her friend, Puck the fairy pony, compete in the Rainbow Races. But when an enchanted storm is unleashed over Pony Island, ruining the races, the home of the fairy ponies is threatened with darkness for ever.

When the bridle-less and rider-less Palomino pony clatters into the yard, Jess doesn't flinch. Thanks top her quick reactions the beautiful pony is caught. Hot on the pony's hooves comes a man waving a head collar. But the man chasing the Palomino is not all he seems, and soon Jess is bitterly regretting her moment of heroism.