老教授克林行为古怪,过着隐士般的生活。12岁的丹尼一直想搞清教授到底在干什么。在一个雷雨交加的下午,他来到教授那幢孤零零的小楼边,藏在一棵大树后。不久,教授身披雨衣,揭开了他房子四个角落的帆布,露出四个闪光的金属筒。借助闪电的光亮,丹尼看见教授正掀动着一根巨大的金 Kling, the old professor, behaved weirdly and lived a hermit-like life. Danny, 12, has been trying to figure out what the professor is doing. In a thunderstorm afternoon, he came to teach that solitary small building, hidden behind a large tree. Soon, the professor wore a raincoat, opened the canvas in the four corners of his house, exposing four flashing metal canisters. With the light of lightning, Danny saw the professor is tilting a huge gold