It was the Mid-Autumn Festival that year, and the family was supposed to be having fun, but 16-year-old Gu Shuang was humiliated by his half-brother. It happened that Cheng Yiran rescued him, and the two became close friends from then on, and they stayed together through thick and thin for two years. But when this friendship turned into love, their lives could never go back. After being separated for several years, Gu Shuang still doesn't want to forget it, and he can't forget it. Where should they go, and can their love blossom and bear fruit?