Nah Ok-Bun, an elderly woman who is more famous for her name, “Dokkaebi (Goblin) Granny”, filling out another citizen’s complaint at her district office. People in the district office try to avoid Ok-bun as much as possible because she always files dozens of complaints at once. When Ok-bun meets with Kim Min Jae, a young man who recently was appointed as the junior civil service officer, she causes a trouble between them. She is dissatisfied with Min Jae’s attitude of not caring about her complaints and only trying to do the jobs that are assigned to him.