The top modern forensic doctor Su Wan was assassinated in a cross-border case and was reborn as Shen Qingci, the legitimate daughter of the Prime Minister of the Yan Dynasty - a "trash" who was poisoned by her stepmother to be stupid, had her fiancé break off the engagement in public, and was ridiculed by the entire capital. Armed with modern forensic knowledge and criminal investigation thinking, she uses a scalpel in her left hand to resolve unjust cases and poison-making skills in her right hand to torture enemies, from the backyard of the prime minister's house to the front lines of the court. When everyone thought she was going to rely on her medical skills to help the world, she used a series of shocking unsolved cases to drag down the powerful. When everyone thought she was going to cling to the powerful, she had secretly established her own intelligence network and business empire. Why does the legendary cruel and ruthless King of War always appear when she is investigating a case? "Miss Shen, maybe you are the only one who can solve this old case of this king——"
