For a number of years, William plays a game with a ghost before he goes to sleep. The ghost is a poltergeist that William calls ‘Poldy’. At the beginning William and Poldy play a friendly game every night, but then the game begins to change. It becomes a dangerous game. Who will win?

For a number of years, William plays a game with a ghost before he goes to sleep. The ghost is a poltergeist that William calls Poldy'. At the beginning William and Poldy play a friendly game every night, but then the game begins to change. It becomes a dangerous game. Who will win?