Su Qingyuan, a modern golden lawyer, dies accidentally while trying to overturn the case for a client who was wrongly imprisoned. When she opens her eyes, she transforms into the cannon fodder daughter with the same name in an ancient sadistic novel. The original owner was obsessed with the prince and was willing to be used as a spear by his concubine Su Lianyue disguised as "White Moonlight". In the end, the family was destroyed and he was given poisonous wine. After resurrecting her life, Su Qingyuan holds the golden finger of "plot prediction". On the surface, she continues to play the role of the idiot legitimate daughter who is "obsessed with the prince". In fact, she works step by step to reveal the "kind and weak" facade of her concubine, regain her stolen talents and marriage contract, and accidentally discovers during the confrontation that Xiao Jue, the cold-faced general whom she ignored in her previous life, is the one who silently protects her. When the prince suddenly realized that he wanted to recover, Su Qingyuan had already stood at the pinnacle of power with the hands of a general, trampling all enemies under his feet, and completed the counterattack from cannon fodder to winner in life.
