Observe My Life: I Never Sleep in Chang'an

Xiao Ran, a high-achieving student in the history department, was on the eve of the Xuanwu Sect's revolution in the ninth year of his martial arts! 72-Hour cycle, starting with hell difficulty! Survive? We must first ask: How did he choose between the prince's "benevolence" and the King of Qin's "hegemony"? History in the eyes of others is his strategy for clearing the level! The covered up "night before" is the key to his breakthrough! This time, history will be rewritten by me? No, he will be the only witness to that erased history!