Caifeng brought Gayazi to find Dakuozhi. The two sisters had not seen each other for many years, and their excitement was beyond words. Caifeng explained her purpose. When her husband Tang Deyuan encountered something, she asked her to take her son Gayazi here to avoid it for a while. Dakuozhi let her stay in peace.

Gao Yunhu and Wan Fuqing went back to report to Lu Changshan about Tang Deyuan's situation. Morita Saburo sent someone to monitor Tang Deyuan. Lu Changshan decided to get rid of Morita Saburo, and then found Xiao Tielin through Tang Deyuan, and asked Xiao Tielin about the Japanese troops' deployment in Datuziling.Tian Xiaogui was frightened by the nightmare and suddenly had a cramp in his legs. He screamed in pain. Tang Deyuan passed by and heard him moan in pain, asking him about his well-being.

Lu Changshan went to the contact station overnight to ask for help, asking him to get rid of Morita Saburo. Liu Jianbin handed the mission to sniper Li Zhenghao. Li Zhenghao and Wan Fuqing followed Morita Saburo and quickly found out his whereabouts.Xiao Hongzao and Liu Banhu were taking a car to perform. Liu Banhu suddenly saw Gao Yunhu and lied that he went to the toilet. He quietly followed Gao Yunhu, but was discovered by Gao Yunhu. Liu Banhu had to show his identity as the Anti-Japanese Allied Forces. His name was Liu Wanchun. Han Guang sent him to find his lost comrades and let his comrades contact Yan'an as soon as possible. Gao Yunhu was half-believing and half-doubted. Liu Wanchun was confident and even said the secret code of the joint. Gao Yunhu asked him to meet at Anji tomorrow.

Gao Yunhu reported to Lu Changshan about Liu Wanchun. Lu Changshan was not sure whether what Liu Wanchun said was true or not. He asked Wan Fuqing to take out the radio to verify the situation with his superiors.Tian Xiaogui advised Tang Deyuan to report for duty. Tang Deyuan used the excuse of being reluctant to let go of everything in front of him, and also advised Tian Xiaogui and Lu Changshan and others to keep a distance. Tian Xiaogui realized that he was not the kind of person who forgot his righteousness when he saw profit. Tang Deyuan didn't want to explain and let him rest with peace of mind.

The superior sent it back overnight to verify the results, and Liu Wanchun was sent by Han Guang.Morita Saburo suspected that Liu Banhu was the Anti-Japanese United Nations, and Kawano sent him to arrest Liu Banhu.Lu Changshan asked Gao Yunhu to call Liu Wanchun to test him. Liu Wanchun answered it smoothly, and Lu Changshan completely eliminated his suspicion of him.

Morita Saburo sent someone to monitor Liu Wanchun and found out that he met Lu Changshan and others. Morita Saburo reported to Kawano, who sent him to arrest Liu Wanchun.Li Zhenghao has been squatting at the police station. When he saw Morita Saburo go out, he followed him immediately.When Xiao Tielin found out that Saburo Morita was going to arrest the Communist Party, he immediately called Tang Deyuan to sell the restaurant and they flew away as soon as possible.

Wan Fuqing was waiting outside, and Saburo Morita brought people to capture Liu Wanchun. Wan Fuqing loudly reminded them that Lu Changshan asked Gao Yunhu and Liu Wanchun to sit together.Li Zhenghao came to the roof and he aimed at Saburo Morita. Saburo Morita was about to capture Liu Wanchun, but Li Zhenghao shot Saburo Morita to kill Saburo Morita. The scene was in chaos. Lu Changshan, Gao Yunhu, Wan Fuqing and Liu Wanchun broke through together. Liu Wanchun was unfortunately shot. Gao Yunhu and Wan Fuqing led the Japanese army away, and Lu Changshan covered Liu Wanchun to retreat.

Lu Changshan took Liu Wanchun to escape. They came to the dead end. Lu Changshan smashed the door lock and took Liu Wanchun to hide it inside. Japanese and puppet police found them along the bloodstains. Liu Wanchun knew that he was doomed. He handed the pocket watch to Lu Changshan, then blocked the door with his body to cover Lu Changshan to escape. He was shot to death.The Japanese hung up Liu Wanchun's head, and Xiao Hongzao found out that Liu Wanchun was a soldier of the Anti-Japanese United Nations League. She was heartbroken and in pain.