The iQIYI Original Chinese Drama “Best Enemy” tells the story in 1939, in order to crack down on the Wang puppet government's secret service organization No.76, the Military Statistics established the Xin'an Special Training Class. Fa Xiaochen Kehai and Fang Li went together to resist Japan and save the country. The cruel experience of the special training class made Chen Kehai see the true face of the Military Statistics Bureau. The last assassination mission failed, and Chen and Fang went their separate ways. Two years later, Chen Kehai, who had secretly joined the Communist Party, returned to Shanghai and secretly infiltrated No. 76, discovering that Fang Li had become the Director of No. 76. The two brothers embarked on a completely different path in life.
