The father of Li Mingxun (Cui Shengxian) is a southern spy who died in grievances because he was framed. As his children, Li Mingxun and his sister Huiren (Jin Yuzhen) were roughly treated by the authorities, and the two men suspected of collaborating with the enemy were in prison, in a very bad situation. In order to protect his beloved sister, the kind and upright Lee Mingxun was forced to take over his father's job and become a ruthless spy. He received cruel and painstaking training, and then sneaked into South Korea disguised as a high school student to assassinate a technician called the Big Dipper. In school, Li Mingxun met a girl named Huiren (Han Yili). What Li Mingxun did not expect was that the two gradually fell in love. However, Li Mingxun knows that his identity is special, and the relationship between the two will not have a good result. Not only that, his existence will even lead to the death of Huiren.
6.8
