Mother of the Nation: The Empress Is Too Gentle

In her previous life, Zhangsun Weitong was a master strategist who stood undefeated, with no equal. But the person who stole her favor, killed her child, and drove her into a desperate corner was none other than her own younger sister, Zhangsun Roujia, the sister she had always worried about. Fortunately, Heaven gave her a chance to be reborn. This time, she would not make the same mistake!