Set in the 20th century Shanghai, it revolves around two women with different backgrounds and personalities who forge a deep friendship as they support each other through hard times in life.

Zhu Suo Suo is born into poverty and is taken in by Jiang Nan Sun's family. From then on, the two women became close friends. After they stepped out into society, Zhu Suo Suo quickly made a name for herself in the workforce with her talents and exemplary performance. Jiang Nan Sun continues to pursue academics, earning a reputation as an intellect. However, the Jiang family later met with trouble and fell into despair. Zhu Suo Suo helps Jiang Nan Sun settle into the workforce, by assisting her with living accommodations and work opportunities. With her hard work and knowledge, Jiang Nan Sun gradually transforms into an outstanding white-collar lady.