To save her husband, Qin Yu, who has leukemia, Jiang Ruoyuan stops taking her medication and gains weight to become a suitable bone marrow donor, only to be betrayed by Qin Yu and his junior fellow apprentice, Lin Yueyue. Heartbroken, she divorces him and rediscovers her dream of pursuing medicine, becoming a genius doctor and developing a dietary therapy that can extend the lives of leukemia patients. When Qin Yu learns the truth, he is consumed by regret. Meanwhile, Lin Yueyue hatches an evil scheme and kidnaps Jiang Ruoyuan, but is eventually brought to justice. Jiang Ruoyuan marries Feng Yucheng, her senior fellow apprentice who has always protected her, and begins a new life.