When the heroine was 5 years old, her father was betrayed by a traitor and was killed by agents. When the hero was 7 years old, his mother was forced to death by bullies because of her beauty. Later, the male and female protagonists became acquainted and grew up through Yiyang Opera. In order to protect the opera password and military key, they secretly competed with the Kuomintang agents and battled wits with the Japanese spies... The inheritance of opera and the national struggle were melted into a story of family and country intertwined with blood and fire.
