Cheng Cheng was reborn and returned to high school, and learned that his best friend Duan Xiao and his best friend Gu Qingyan had already been secretly in love, and that their previous marriage was just Duan Xiao's second best choice. In this life, she decisively quit the abnormal triangle relationship, focused on her studies, and became roommates with the god of learning Jiang Ji. She got rid of internal friction, counterattacked, became the top scorer in the provincial college entrance examination, and entered the ideal university. While Duan Xiao and Gu Qingyan destroyed their futures due to ridiculous things, Cheng Cheng reunited with Jiang Ji who returned to China on the smooth road of life and reaped his own happiness.
