"Eungdaphara 1997" is a series about a group of ordinary friends from Busan whose youth was in the late 1990s. Shi Won is a cheerful student with poor grades, who is a devoted fan of the most popular idol group of her time. Her classmate Yoo Jung often changes her favorite singers and constantly falls in love with a new guy. Joon Hee hides a serious personal secret, while Yoon Jae realizes that his feelings towards his childhood friend have changed significantly.