Lu Qingcang was once the God of War of Northern Mang. Tired of a life filled with fighting and killing, he faked his death, changed his name to Lu Wuwei, and returned to Binhai to fulfill the marriage arrangement made for him by his maternal aunt. After finding Su Ruoxue, the two entered into a marriage of convenience, intending only to satisfy their respective elders. However, as Lu Wuwei cleverly handles Su Ruoxue's family and deals with her obsessive suitors, the two gradually develop feelings for each other and eventually decide to spend their lives together. Yet, petty troublemakers continue to interfere. Fortunately, Lu Wuwei publicly reveals his true identity and humiliates them one by one. But with that, his peaceful days come to an end, as enemies keep coming after him, forcing him back into a life of fighting and killing.