From the award-winning author of Djinn Patrol on the Purple Line comes a 'splendid' (The New York Times) novel set in nineteenth-century Tibet that follows two outsiders--an Indian schoolteacher spying for the British Empire and an English 'lady' explorer--as they venture into a forbidden kingdom. 'An epic, perilous odyssey . . . scrupulous in its excavation of our spooky, imperfect pasts.'--The Guardian 1869. Tibet is closed to Europeans, an infuriating obstruction for the rap­idly expanding British Empire. In response, Britain begins training Indians--permitted to cross borders that white men may not--to undertake illicit, dangerous surveying expeditions into Tibet. Balram is one such surveyor-spy, an Indian schoolteacher who, for several years, has worked for the British, often alongside his dearest friend, Gyan. But Gyan went missing on his last expedition and is rumored to be imprisoned within Tibet. Desperate to rescue his friend, Balram agrees to guide an English captain on a