The basic concept of "17 Years" literature is that the plot is regarded as the deeds,the history and the accessories.The reasons for the formation of this concept are that the literary traditions of humanism of "May 4 Movement",the plot concept of Gorky,"typical characters in the typical environment" by Engels and the need to describe the heroes.This plot concept not only has influenced the creation practice of "17 Years" literature,but also has extended to the middle of 1990s.The extreme of this plot concept is to condense the "three reflections" of the figures and limitlessly extend the functions of figures.