Distraught, Tintin believes his friend Chang has been killed in a plane crash in the Himalayas, until he has a strange dream which suggests otherwise. Convinced of Chang’s survival Tintin, Captain Haddie and Tarrie set on an impossible mission, trekking over the snow-capped Himalayan peaks to Tibet. There, the monks of a remote Buddhist monastery have a vision — that Chang is indeed alive, inside a cave, high in the mountains. But Chang isn’t there alone. For company he has and illusive and fabled companion, considered by many to be abominable!