He is the most cold-blooded arms dealer in Shanghai, and she is the "crazy wife" who was sent to a mental hospital by his own hands. Three years later, she returned with a shocking secret and was able to maneuver among all forces with ease. He suddenly woke up and regretted it, but she smiled and handed over the marriage certificate: "Mr. Wu, sign it, let's join hands." In the war of troubled times, love and hate are intertwined. In this belated pursuit of his wife, can he exchange his life for her looking back?
