Wu Tianbai developed bombs in the laboratory all day long, but because of the Chinese identity, he was discriminated against everywhere on Chinese land and could not buy the chemical preparations he wanted.Wu Tianbai invited Shuhong and himself to pretend to be a Japanese couple to go to the concession to buy sulfuric acid, and the two successfully bought sulfuric acid.In the dormitory, Liangxiang found that Li Renjun had taken Meng Fuchao's bribe and implicitly mocked his behavior. Li Renjun hinted that there were various forces behind each student in Liangxiang's Japanese. At this time, Yang Kaizhi came in to interrupt the conversation between the two.