Once a poor blind man, the protagonist's life takes a dramatic turn after an unexpected incident. When he's wrongly accused of an affair and beaten, the blood from his injuries touches a jade pendant he wears, unlocking ancient medical knowledge and restoring his sight. Excited by his newfound abilities, he uses his skills to heal his disabled sister and uncovers serious illnesses in those around him. As his reputation grows, he meets several women, including the daughter of a powerful family. Initially misjudging him, she later discovers his true character. With her support, he rises to fame, becoming a renowned healer in the region.