Nine Nether Cold Lord

Gu Wushang originally won the Flying Immortal Order, but unexpectedly learned that the ascension was a scam. His country was just a small world of monks captive by outside forces. Facing a powerful enemy, a master who descended from the sky guarded the Tianhan Realm for him. Carrying the burden of saving his master's tribe and his own relatives, he came to the unfamiliar Longyin Continent. What kind of legend would he write here?