Yun Yi was once the most beloved princess in the dynasty. But as a child, she witnessed her parents’ murder and suffered a mental breakdown, becoming deranged. Although she was later cured, she lost her memories of that time. Su An had hoped Yun He would stay far from the struggle for imperial power and live peacefully as an ordinary citizen, but fate pushed her back into the conflict. Amid the treacherous and tangled battle for the throne, Yun He is both a pawn and a player. Struggling in the whirlpool of family, love, power, and hatred, she is eventually dragged into a dark mire, where a heart demon takes root and splits her into several personalities. With her own power, she destroys the entire dynasty...