ばいちょ(売価調査)、価格比較とネットでのお買い物を楽に

内容説明 Original / British English 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?