Modern medical doctor Bai Su transmigrated into the neglected abandoned wife of Great Zhou General Zhao Yun and daughter of a powerful corrupt official. The original owner died of shame and grief after her painstaking efforts to keep her husband were discovered; Bai Su transmigrated in spirit, immediately handed over the divorce letter, dressed as a man, took loyal servants and dowry out of the mansion, bought a small courtyard to set up her own household. Relying on exquisite medical skills, she made her own herbal medicine for wounds, performed acupuncture for cataracts, and applied cardiopulmonary resuscitation, cooperating with Hongzhen Hall young master Lin Che to take in apprentices, making a name for herself practicing medicine in the capital. The former abandoned wife transformed into the handsome Mr. Bai, and even the common people wanted to erect longevity memorial tablets for her. Unexpectedly, when practicing medicine on the Double Ninth Festival, she refused to submit to the powerful, and was dragged into the mansion by Military Advisor Cao to be harassed in every possible way, until at a critical moment Zhao Yun led troops to rescue her.