How Difficult Is Love (Clearly Worn)

She and she were two completely different people who should not have crossed paths, but they became sisters who depended on each other for life and death. He and she were originally from different generations, but they developed a deep love that they will never forget. Emperors, concubines, palaces, rivers and lakes, love, hate, and hatred are all bizarrely staged. This tortuous love, this lingering love, has been bumpy all the way, but it never leaves. How difficult is love... Please don't forget to give points and comments while reading the article, thank you~