Three urban youths. Zhao Qiming, Lin Fan, Cheng Xiaoxiao. They became part of the family because of sharing a house. They supported each other through daily necessities, bumpy dreams, career infighting, and trivial family matters, and laughed together through the wind and rain. Life is a mess, but you can always find novel ways of survival and surprising humor. Some people are running for their livelihood, some are fighting for their ideals, and some are working for self-salvation, and their encounter makes each other's lives full of drama. Through three major volumes, their growth in difficult situations, emotional twists and turns, and counterattacks after the trough of life are narrated. Every life is an adventure, and every step of growth is filled with tenderness and kindness. In the end, the three of them each ushered in a different new situation in life.