In 1910, Bai Su, a renowned physician from a prestigious family of traditional Chinese medicine (TCM), was fatally stabbed while saving her grandson, Fu Guangbai, from a deranged patient. When she opened her eyes again, she found herself transported to the year 2025, inhabiting the body of a TCM university freshman who shared her name. Bai Su marveled at the advancements of modern medicine but was disheartened to see how many people looked down on TCM. During the freshman orientation, Fu Guangbai—now a young man in this era—suddenly collapsed from an inherited illness. Bai Su swiftly intervened with her ancestral medical techniques, saving his life. The two recognized each other, but their tearful reunion shocked everyone present. Soon, Bai Su noticed that her great-grandson Fu Mingzhe’s fiancée, Duan Meiying, was a scheming opportunist. Blinded by love, Fu Mingzhe rebelled against the family, determined to start his own business—only to fall into Duan Meiying’s trap, nearly dragging