In the "bustling city", Lin Anran, Qiu Yiyi, Su Zhilan and Xu Manman became best friends through an accidental rescue party. As life progresses, they jointly face multiple challenges in the workplace, family, love and self-growth. In laughter and tears, separation and reconciliation, the four of them reconciled with the past, harvested their own growth, awakened themselves in each other's company, and pursued their own happiness. The story uses a humorous perspective to outline the true mental journey of urban women and the flash of friendship. It is compact and coherent.