The 20th year of the Republic of China (1930) to the victory of the Anti-Japanese War (1945) is a timeline that connects key historical nodes such as the Central Plains War, the September 18th Incident, the Songhu Anti-Japanese War, the legal currency reform, the Xi'an Incident, the July 7th Incident, the Battle of Songhu, and the Chongqing bombing. Ruoyan's "revenge line", "growth line" and "family and country line" are the core, integrating high IQ and wits, palace-fighting tactics, extremely sadistic emotions, encyclopedia knowledge of the Republic of China, chivalry and military and political games to create a panoramic epic of the Republic of China with historical depth, plot tension and humanistic warmth.