Both set during the Japanese occupation of China and the espionage/collaboration against/with the Japanese, Best Enemy was FAR more suspenseful in the plot and script to compel you to keep watching because it's not clear who is the 'good' guy at every turn.... find it at iQiyi but look up the lead's name as the title is not listed in English but it is there and has subtitles.
republican era story line...............................................................................................................
Republican era..............................................................................................................
both are republican era drama
Both are propaganda for the initiation of the communist party in chaotic times
Both have the main lead, a young man who is fighting for his dreams and his patriotism