What kind of story is the movie "The Covenant of Pyongyang"?

Synopsis of Pyongyang's Covenant Wang Xiaonan (Liu Dong), a young dancer from China, was found to have made a mistake by Professor Chen Xiuzhen, the chief judge, when she performed the Korean dance "Bells" in the "National Dance Competition", and her total score dropped from the first to the tenth in an instant. When she was upset, Grandma arranged for her to go to Pyongyang with the China-DPRK art exchange group, and entrusted her to find the beautiful "sister" of North Korea-Grandma's North Korean comrade-in-arms during the period of resisting US aggression and aiding Korea. On the way, Xiao Nan met Gao Fei (Gao Xin), a young photographer from China who came to North Korea to help his grandfather fulfill his last wish. After arriving in Pyongyang, Xiaonan had some unexpected misunderstandings with the young Korean dancer Jin Yinshun ... In order to clear up the misunderstanding, Jin Yinshun (Jin Yulin) arranged for her to meet the villagers in her hometown in the countryside ... and watched a series of rehearsals of the group gymnastics Arirang performed by 1, actors ... < P > During their time together, Xiaonan was also trying to fix the love between the young Korean Jin Chengmin (Park Jung-taek) and Jin Yinshun ... After returning to China, Wang Xiaonan handed over a satisfactory answer sheet on dance art to his grandmother, Professor Chen Xiuzhen, and it was recognized by her grandmother. So ... (All) When Wang Xiaonan (Liu Dong), a young dancer from China, performed the Korean dance Bells in the "National Dance Competition", Professor Chen Xiuzhen, the chief judge, found that she had made a mistake, and her total score dropped from the first place to the tenth place. When she was upset, Grandma arranged for her to go to Pyongyang with the China-DPRK art exchange group, and entrusted her to find the beautiful "sister" of North Korea-Grandma's North Korean comrade-in-arms during the period of resisting US aggression and aiding Korea. On the way, Xiao Nan met Gao Fei (Gao Xin), a young photographer from China who came to North Korea to help his grandfather fulfill his last wish. After arriving in Pyongyang, Xiaonan had some unexpected misunderstandings with the young Korean dancer Jin Yinshun ... In order to clear up the misunderstanding, Jin Yinshun (Jin Yulin) arranged for her to meet the villagers in her hometown in the countryside ... and watched a series of rehearsals of the group gymnastics Arirang performed by 1, actors ... < P > During their time together, Xiaonan was also trying to fix the love between the young Korean Jin Chengmin (Park Jung-taek) and Jin Yinshun ... After returning to China, Wang Xiaonan handed over a satisfactory answer sheet on dance art to his grandmother, Professor Chen Xiuzhen, and it was recognized by her grandmother. So, what did Wang Xiaonan see in North Korea? What have you experienced? What did you feel? Has she changed so much in a short time? (I advise you not to look, Douban score is 3.1)