The science subjects were divided into classes with adjacent seat numbers, so we became seatmates.
Young people are worried, testing each other, and redeeming each other.
Concept: Jiu Yuejian and Qiong Xingyu start from being classmates in high school, go through their youth while testing each other and redeeming each other, and finally write a story about the growth of teenagers from reality to pure love through farewell.