It's still here," said Jack. "It looks empty," said Annie. Jack and his seven-year-old sister gazed up at a very tall oak tree. At the top the tree was a tree house. Late-morning sunlight lit the woods It was almost time for lunch. "Shhh!" said Jack. "What was that noise?" "What noise?" "I heard a noise," Jack said. He looked around "It sounded like someone coughing.