The novel is adapted from the author's personal experience. This is the experience of a group of children of Jiaodong farmers fighting, living and growing up in the Revolutionary War. As a field health worker, Xiao Liu, a rural youth, joined the army in the spirit of humanitarianism for the revolution, saving lives and healing the wounded during the Northern and Southern Wars. After the victory of the Liberation War, he reunited with his comrades on the Korean battlefield and staged a life-and-death test of blood and fire. It reproduced the historical truth of the war from another angle and was another rallying cry!