Cheng Ye, a sports student, and Lin Xia, the top student in the experimental class, met on a narrow road in Linhai No. 1 Middle School - he exchanged function questions for Oden, and she secretly hid the upcoming coffee to write a novel. The two fought from the shelf code battle to the Durian Foreign Affairs Bureau, but were accidentally involved in the conspiracy of the education group. When Thanos's graffiti in the trash can is exposed, and the secret code of his life is hidden in the tree hole in the library, the enemies of mathematics and hormones must use the wrong question book as a code book to solve the most difficult question in the countdown to the college entrance examination: Youth is an unsolvable formula, but love is the only answer.