The protagonist, Xu Zhiyuan, is 26 years old and a former veteran of a classified military unit. After leaving the service, he stays behind, working at a construction site by day and running a street stall in a park or by the roadside at night. His ordinary, uneventful life continues until the day he suddenly collapses and is taken to the hospital. Then the world is rocked by a cataclysmic upheaval.
