Chen Jin, a lone wolf who was isolated by the whole class, knocked on the door of the student registration office with a perfect GPA, but attracted the attention of the genius Lin Xiao. When Lin Xiao peeled off the skin of the education myth, Shen Jin discovered that every bit of pride he had was due to his survival after being calculated by the system. Zhou Yanqiu's perfect mask, Chen Ye's silent betrayal, Su Rui's surveillance data and Lu Zhiheng's old letters are strangled at all levels. They must choose - let the system swallow them up, or use GPA to blow up the entire cage.