Seulgi and Irene have been friends ever since their grade school days, and on their graduation night, Seulgi confessed her feelings because she thought that Irene felt the same, but Irene didn’t. Their friendship fell apart and it has been years, Seulgi thought that she has gotten over her best friend. Until Irene called after such a long time, drunk and crying, “I love you. Seulgi, I love you too.”