Siblings Dinnie, Binnie, and Jinks are intrigued by the house next door and the writer who lives there. When Jinks climbs the fence, Dinnie and Binnie must go over to retrieve her. The children stay for afternon tea, and end up on a remarkable adventure in the Kingdom of the Toys, where they encounter talking dogs and dolls, goblins, and china cows and horses that come to life.