"Piper in the Woods" is a science fiction novel by the great master of the genre, Philip Dick. The main character, doctor John Piper, is forced to go to a secret military base on Mars, where a mysterious epidemic is active. He encounters a phenomenon that seems supernatural - trees are able to mobilize and resist when they try to cut them down. "Piper in the Woods" is an exciting story that will not only make the reader think about the relationship between man and nature, but also reveal many themes of essence and morality.