It tells the story of a group of anti-Japanese soldiers of the Sichuan Army who were dispersed by Japanese soldiers in the bloody battle of Taierzhuang, Shandong, and came to a mountain village in Linyi, Shandong Province, and a group of children from the local rural village of Shandong, Chen Xiaobing and his companions, dashed and fought smartly. Devils, the wonderful story of children growing into little heroes of the Anti-Japanese War after going through hardships and dangers.