V-곤 하다
This pattern is used for actions that happen repeatedly, often as a habit or occasional repeated event. In the story, "깜빡이곤 했지만" shows something that happened from time to time. You can reuse it for habits or recurring situations. Example: "어릴 때는 주말마다 할머니 댁에 가곤 했어요."
어릴 때는 주말마다 할머니 댁에 가곤 했어요.
When I was young, I used to go to my grandmother’s house every weekend.
