According to the Valueadded Theory put forward by Smelser，all of the group behavior, social movements, and even the revolution are decided jointly by six factors：social structural conduciveness，hatred, deprivation or oppression derived from social structure, generalized beliefs，precipitation factors，effective mobilization for action，weakened operation of social control. Unlike existent researches in the macro perspective of public opinion evolution, voice game, government administration, villager autonomy, under the narrative framework of ValueAdded Theory, by narration techniques, this paper reviews “Wukan Event” with epochmaking and sample meaning in the perspective of micro psychology in combination of social psychology theories and analyzes mass incidents occurrence mechanism.