Yemen military coup, Chinese American Cao Xifei's wife was blown up, his daughter was kidnapped, his family was destroyed, Cao Xifei had to ask for help from the Chinese embassy in Yemen, the only document is a song collection "Song of Mars", the embassy questioned his real identity, he told the story behind the famous lyricist Cao Huoxing to create "Without the Communist Party there would be no new China": in 1943, during the war period, Cao Huoxing, because of his love of music, participated in the In 1943, during the war, Cao Huoxing, who loved music, joined the Eighth Route Army's Iron Blood Drama Club. At the age of 19, Cao Huoxing wrote the song "Without the Communist Party, There is No New China", which tells the story of how the Communist Party won the hearts and minds of the people and then won the power. This is a story about a man, a song, a political party and a country.