After relentless effort and exercise, Geum-ju is finally able to donate her liver to her mother, Gwang-ok, but Gwang-ok strongly opposes the idea. To celebrate Ui-jun's birthday, Ui-jun and Geum-ju go on a trip and spend a wonderful, happy time together. However, Ui-jun suddenly leaves in a hurry, leaving only a note behind, and Geum-ju begins to worry. Meanwhile, Sun-hwa suggests to Hyun-joo that she go on a blind date with a divorced man, and Seon-wook finds out about this.

Ui Jun is overwhelmed and unsure how to feel when a mother who he's never had in his life suddenly appears. Seon Uk suddenly disappears, leaving behind only a note saying he's going to Seoul to clear his head. Seon Hwa is left heartbroken and anxious. Meanwhile, despite ongoing efforts, the police have yet to locate Ui Jun's father.