Li Yong, a pharmacist, witnessed the suffering of lung cancer patients and was determined to develop new drugs.It has gone through hardships and finally succeeded, bringing hope to patients.However, he was bewitched by Wu Fangxiong, the boss of Fangxiong Pharmaceutical, and the patient accused him of selling fake drugs.Li Yong firmly believes that medicine can save people, fight for the truth, and finally win in justice and love, illuminating the road of hope for more people.