Liu Suchi, who is both a loser and a middle school student, ran away from home with his sister Liu Qingya, who was in the book but didn't know the plot, and met the more abstract Ye An, forming an iron triangle. Later, the Liu family was destroyed and Liu Qingya died. Liu Ye took revenge together, Liu Weiye died, and Ye An died for his love.
Purpose: Pursuit of self, emphasis on love and justice