Spy War, from 1933

The protagonist Shen Lang is a core child of the Shen family of the Jiangsu-Zhejiang consortium. He graduated from Huangpu. He had conflicts with his family because he wanted to join the army to defend his country. He lived drunk in Shanghai and accidentally got involved in a conspiracy at Paramount. After being assassinated, Shen Lang, a modern man, traveled through time and happened to occupy the magpie's nest. He unexpectedly awakened his physique and 100 cubic meters of space. The protagonist uses space to engage in a spy war with modern people's thinking. At the same time, he also discovered what a real espionage war is like through several setbacks. Those big spies will directly probe as long as there is a trace of suspicion. If there are too many suspicions, they will be transferred directly. Shen Lang also gradually grows up in the struggle, while turning around the Kuomintang, Communists, puppets, Japan, Germany, Britain and other forces. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.