1, Liu Siyang: Although he was born in a big landlord family, he devoted himself to the revolution, engaged in the work of recording materials in the "Forward" and worked hard for his faith. He is a model among intellectuals. He has a rich inner world and a firm revolutionary belief, and never defiled the honor of the party until his death.

2, radish head: I grew up in the enemy's prison, I don't know what the outside world is like. At the age of six, General Huang helped Radish Head learn. He studies hard, has a strong memory, respects teachers and often helps adults do secret work. He was less than nine years old when he was killed, but he spent eight years in prison. The author sets off the madness and inhumanity of the enemy through the radish head.

3. Hua: party member, the most potential producer, is patient and loyal. Because of pretending to be crazy and selling stupidity, he was called "crazy old man" by the spy and locked up in Bai Mansion. The spy is more at ease with him and often asks him to buy food at Ciqikou. After learning of the evil plan of "cutting in batches in advance", he fled to the liberated areas and made great contributions to the escape plan.

4. Two-gun old woman: She is a member of the Huaying Mountain Guerrilla, and she is called the two-gun old woman because of her good use of two guns. Its prototype is Chen, Liu Longhua. Zhigao Pu died at the hands of an old woman with two guns.

5. Zhigao Pu: The former Chongqing underground party member defected after being arrested and tortured, and handed over Xu Yunfeng, Jiang Xueqin and others, causing great damage to the underground party network. He is a typical hedonist without revolutionary spirit.