Four years ago, Chang Geng and Gu Yun parted in anger. When fate draws them together again, Chang Geng, a once-awkward teen, is now an elegant and adroit young

The discovery of violet gold, a vital fuel for steam-powered machines, propelled the empire of Great Liang into an age of prosperity. But for Chang Geng, a youn

With the Wolf King in the north defeated, Great Liang turns its full attention to the war's southern front, where the Westerners have occupied the fertile land

With the Westerners and their allies pressing in on all sides, the empire of Great Liang enters its darkest hour. Under these desperate conditions, Gu Yun leads

As Chang Geng continues his dangerous mission investigating corruption in the south, Gu Yun races back to the capital in hopes of stopping a bloody insurrection