LOONA's Go Won went blonde for the group's 'XX' comeback teaser image!

Go Won's image comes with the caption, "The start is a small flap of wings." The 'XX' teaser images, also featuring Kim Lip and HaSeul, follow LOONA's previous teaser videos under the titles XX, XIX, XIIX, XIIIX, and XIVX.

Stay tuned for more from LOONA's mysterious comeback.