Joulun-aatto is a classic Christmas tale written by the great English writer Charles Dickens. In this book, the author tells the story of Ebenezer Scrooge, a cruel and greedy old man who does not like the holiday of Christmas. However, he is visited by three spirits - past, present and future Christmas - who change his life forever. "Joulun-aatto" is a story about how love, understanding and inner victory can change even the hardest heart. This book has become a classic of Christmas literature and always reminds us of the importance of mercy and compassion in our lives.