Shen Zhao, a female lawyer who was framed for murder by a wealthy family, transformed from a prisoner into a revengeful blade. She teamed up with retired prosecutor Pei Yan to uncover the centuries-old shady story of the Lin family, but as the truth approached, she discovered that the deepest poison is hidden in the blood of her closest relatives. When Zhou Yanzhi's last words were recorded, Qin Wu's account password emerged, and Lin Wan's wedding live broadcast was simultaneously powered off - the fuse of this court storm had just been lit.