A marriage certificate brought Shen Yan, who had studied medicine in the mountains for many years, to Qinglan City. At the wedding breakup party, female CEO Lin Wanqing tore up the marriage certificate in public. Everyone regarded him as a country liar. But the next moment, he suppressed the emergency with three injections, leaving the famous doctors present speechless. Then the Zhou family came to ask for help, and a copper key led to the Shen family's old cases, the black chain of counterfeit medicines, and the forces behind the scenes that had been in Qinglan for many years. Shen Yan used silver needles to save people and also used medical skills to break the situation. When Lin Wanqing is really in a deadlock and asks him in person, how will this canceled engagement end?
