In 1918 Shanghai, Zhong Wan and her classmate Xie Yibai join forces to organize literacy classes for dock workers. As they fight for workers' rights, they develop shared beliefs and aspirations, inspiring people and helping He Baoren during the turbulent times leading up to the May Fourth Movement.
Influenced by his childhood experience, AI engineer Gu Jiuli founded Jiuqian Technology, a company dedicated to the development of escort robots. Hao Liang, a senior preschool education major, likes to sing, but because of her mother’s objection, she can only secretly be a singing live broadcast blogger at night——"Sister Adie". Hao Liang starts as an intern in the Gu Jiuli's company, and fells in love with him at the first sight.
Xu Yi and Gao Xiaonan unexpectedly reunite during their college years, resulting in a bond that spans multiple years as they accompany each other and grow together. Will the friendship between Xu Yi and Gao Xiaonan change? Will they part away or stay together?