A murderous religious cult is way-laying travellers and stealing goods in nineteenth century India. As the disappearances mount and trade becomes difficult, the British East India Company is forced to act. But they give the job to an upper-class officer completely out-of-touch with the country rather than the obvious candidate who has been in India for years and well understands the people and culture.在(zài )以(yǐ )前人类发现石油之前，在很长的一段(duàn )时间内，都是使用以煤矿(🌿)为主的能(🍦)源。