In the thirty-ninth year of Jingming Dynasty, Shen Qingci, the legitimate daughter of the Duke of Zhenguo, was personally given poisoned wine by her beloved, the seventh prince Xiao Jue. Amidst the bloodshed of the whole family, she fell into the cold lake with endless hatred. When she opened her eyes again, she was reborn in the thirty-seventh year of Jingming. The person who saved her from the water was Xiao Jue who ended her life in the previous life. At this time, her father, Duke Zhenguo, was still alive, and her brother Shen Jinghong was not dead. What shocked her even more was that she was the "saint" Xiao Jue had been looking for and could predict the future. Holding the memory of his past life and possessing the power of the saint, Shen Qingci puts aside his obsession with love in this life, uses foresight as a blade and wisdom as a shield to avoid all the fatal disasters in the previous life step by step, protect his father and brother, break the palace conspiracy, and even deal with Xiao Jue, revealing the truth about the entanglement between the two in the past life and the shocking secret behind the identity of the saint.