Lock King

Fang Xiaozhou, a lock-picking thief, appeared in Peiping City. He collaborated with others and committed crimes repeatedly. One day, Fang Xiaozhou accidentally met the smart and beautiful Xu Yanran and picked up the wooden box she accidentally left behind. There is a diary of Xu Yanran in the wooden box. Fang Xiaozhou appears quietly in Xu Yanran's sight according to the situation described above. At this time, Fang Xiaozhou discovered that Xu Yanran was a policeman. Xu Yanran has an important mission. She wants to steal a blueprint related to national security from the Japanese and the traitor Huang Jinbao. Fang Xiaozhou agreed to help Xu Yanran, and during the contact between the two, the bud of love began to grow quietly...