After a failed investment shatters their seemingly stable life, middle-class couple Li Congcong and Xiao Keming are forced to confront how fragile their urban success truly is. When they unexpectedly end up sharing an apartment with hopeful newlyweds Cheng Xin and Shen Jing, who are just beginning their careers, the two families’ clashing realities reveal the pressures, compromises, and resilience behind chasing security and dreams in the city.