Upcoming tvN drama 'The K2' has revealed haunting still cuts of lead YoonA.

On September 14, the new Friday-Saturday series released photos of the Girls' Generation member wearing a long white dress and standing barefoot in the street with a worried expression on her face. YoonA plays the role of Go Anna, a character who suffered trauma at a young age. Go Anna meets Kim Jae Ha (played by Ji Chang Wook), who finally gets her to open up.

'The K2' premieres on September 23. Check out the dramatic teaser videos if you missed them!