Biographies of key figures
Shen Heng
Identity: The eldest daughter of the Dimenhou Mansion, the only descendant of the Su family, and possesses the Su family's medical skills and Guigu poison skills.
Personality: In the early stage, he looks calm and dull, but in fact he is tough, decisive and thoughtful; in the mid-term, he is fierce and decisive in killing; in the later stage, he is compassionate and pursues righteousness.
Growth: From revenge for a family, to rectifying the name of the family, and finally completing self-salvation, finding the true "Tao" of a doctor.
