After Walter of Gurnie, the bastard son of the Earl of Lessford, became embroiled in the Oxford riots of 1273 he left college and sailed east to seek further knowledge and riches along the spice trails leading into the land of Cathay. He left behind the lovely Lady Engaine who had decided to marry another, but with him went his best friend, the archer, Tristram Griffen.
In Antioch they had to deal with the fat, all-powerful merchant, Anthemus, who arranged to send then with one of his opulent caravans into China to meet Kublai Khan's great general, Bayan of the Hundred Eyes. Also in the caravan was a harem of Antioch beauties as presents for the Khan....