Combined with the background of the times, the main theme is that a single spark can start a prairie fire! The heroine Ruhua is a wife from a feudal family, and the hero is a warlord of the Republic of China. She married the hero through a feudal arranged marriage. The hero studied in the UK and met Miss Mu Xi from the UK. The two of them had similar interests, and they got married, and the two pursued monogamy. The heroine and Chen Xing recognized each other and discovered during the conversation that Chen Xin was a Communist. The heroine successfully joined the party, hid her identity and stayed at the hero's house. Due to the July 7th Incident, the heroine moved out of the mansion and returned to the palace. However, the male protagonist became a lackey of the Japanese, and the female protagonist continued to provide intelligence and support to the Communist Party. It was not until the founding of New China that the female protagonist's identity was made public...