The Love of Three Generations in the Early Qing Dynasty

An ordinary female college student travels to a war-torn era. How should she survive with no social experience? How should she choose when faced with Shangguan Yi, who is very much in love with her ex-boyfriend, Saha Lun, her childhood sweetheart, and Huang Taiji, a deep and wise emperor? Faced with the special contradictions of a certain era, what should she do? Faced with history, should she obey it or tamper with it?