Izzie and Ozzie, Grandad Paul and Nanny Sue are out for a drive when they come across a caravan event at a local Garden Centre. One rather fine but old caravan takes their eye. The owner, who only wants to part with it to the right people, gives it to them as a gift, as he can see just how Juniper-the name of the caravan-would fit in, especially with two young children who could have adventure after adventure with Juniper and all the wonder and magic...