The underground liaison officer of the Chinese Communist Party in Shanghai, Yuan Ye, lost his companions and superiors due to the betrayal of a mole hidden within the organization, becoming an isolated island with no one to vouch for his identity. To prove his innocence to the organization, Yuan Ye sought out a female college student named Yang Liu, whom he had saved during a mission, hoping that she would accompany him to Yan'an to attest to his identity. Patriotic youth Yang Liu, who harbored revolutionary aspirations, eagerly agreed to go to the sacred site of the revolution. She also gathered her ambitious classmates Zhou Xiaoran, Qiao Qiao, Wu David, and Bai Hua, asking Yuan Ye to lead them on the journey. Yuan Ye understood that while the students were passionate, they were ultimately naive and inexperienced. He persuaded them to go back and continue their studies, but was met with strong opposition from the determined students. The mole 'Fishbone' and the Wang puppet agents relentlessly pursued Yuan Ye, leading a desperate chase. In a life-and-death situation, Yuan Ye had no choice but to take the five students with him on the journey. Along the way, they faced relentless attacks and ambushes from spies and Japanese soldiers, making the journey to Yan'an fraught with danger. Yuan Ye repeatedly used his experience and intelligence to resolve crises and protect the students. In the process, the five inexperienced students learned the true meaning of revolution through their trials by fire, gaining growth and a new sense of purpose. This film is...
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