In order to take care of shared-housing life, Zhang Xiaoyan has long shouldered grocery shopping, cooking, and tidying up, yet never thought her dedication would be taken for granted. Until Lu Tong moved in, breaking the original balance with a single sentence 'no need to spend money from now on', and causing everyone to start shifting the responsibility back onto her. After disappointment after disappointment, Zhang Xiaoyan chooses to let go of pleasing others and regain control of her own life. When she no longer silently bears it, the relationships of the people around her also usher in change.