"The Light of Time" consists of two volumes. The story revolves around "my" squad leader Ba and "me" during military training in college. Through twists and turns and close to life stories, it explains the beliefs that everyone should stick to and regard it as the light of their own years. The characters involved in the plot include Zhang Yiqiang, Lao Ba's life and death comrade, Zhang Yiqiang's sister, Sister Fang, Sister Yu, Uncle Han, Yaoxie (Director Zhang of the Industrial and Commercial Bureau), Liu Xueqing (Head of the Investment Promotion Section of the Investment Promotion Bureau) and his sister Liu Xueyun, etc. There is war, martial arts, love, and ordinary life. The plot is full of ups and downs, the writing is fluent, and it is completed in one go.