Jiang Jieshi's four one two coup purge action, Zhao Jingzhe's parents were killed, missing sister, the enemy was the love of his father Ouyang Zun Ouyang Xiaoman. The insects become Qingfengling swallow humiliation and bear a heavy load, take escape from death bandits. The insects will bandits transform into a semi regular army, led by Ouyang Zun of the eighteen regiment to fight with the enemy. The outbreak of the war, the Japanese invasion of Qingfengling, eighteen group because of leaks and defeat, has been accused of a traitor jingzhe. The underground party contact Jingzhe, persuaded him to unity. I will dive into the Japanese intelligence system, find out the defeat of the Japanese delegation to eighteen intelligence agents "Dragonfly", but "Dragonfly" is his dear sister Zhao Xiaoxue. In the family and the choice of national interests, resolutely decided to design the insects, "Dragonfly" bait, false information will be leaked to the japanese. Finally, the Japanese because of false information has made the strategic layout is wrong, eleven army and eighteen corps to hit, the withdrawal of qingfengling. I finally with the enemy perish together, was posthumously that member of the Communist Party of China, anti Japanese martyrs.