Girl's Day's Hyeri made a major transformation for the tvN drama "Reply 1988."

On Wednesday, the staff of "Reply 1988" released pictures from the filming set. Hyeri exactly portrayed the image of a high school girl from the 80s, increasing the excitement for the drama.

In the picture, Hyeri is dressed in baggy jeans, baseball jacket, and short black straight hair.

"Reply 1988" is the third of the 'Response' series after "Reply 1997" and "Reply 1994." It will be aired at the end of this year.