Iron Walnut: The Infernal Affairs.

End of 1946. The Kuomintang army encircled a group of the People's Liberation Army in the southern part of Henan. In order to delay the enemy's attack and ensure the safe transfer of the people, our love workers decided to use false information to confuse the enemy. Deng Yuanda successfully penetrated into the enemy's interior. Fighting wits and courage with the secret agents headed by the director of the intelligence department, Fei Siqing, and successfully completed one task after another. Through continuous combat experience, Deng Yuanda has matured and eventually grown into an outstanding intelligence worker. The initial difficulty in communication has gradually changed to mutual understanding, trust, acquaintance, and love. Just at the last moment when they completed their mission and were preparing to evacuate, Ye Shuting heroically sacrificed. After completing the mission, Deng Yuanda continued to move toward a new battlefield with their common ideals.