Cariad Williams has been writing to Franco Mezzaluna since they were kids. But he has never written back. And now he has become a famous film star. What's more, he is due to visit Winterworld, the Christmas theme park where Cariad works. The only problem is that she has boasted to her friends that he is her boyfriend and now everyone will find out about her lie... An exclusive short story from Milly Johnson to raise funds for the Care for Claire charity.