Lin Zhao, the top forensic doctor in modern times, traveled through time overnight and became an abandoned concubine in the Prime Minister's Mansion. There is a mystery surrounding the fall of my eldest sister from a building, and the ten-year-old case of my biological mother. Every inch of dust in the deep house hides the light of a sword. She performed an autopsy with a scalpel to resolve the case, pulled out the murderer from the stomach contents, and unearthed royal secrets from the bones. The intrigues of the court are entangled with the smell of corpses, the regent's sinister bird of prey, the guardianship of the Minister of Punishment, and the unpredictability of the doctor and valley master are woven into a web of love. She uses her forensic eyes to break the situation. She not only wants the truth, but also wants to find her own way of living.