B.I.G just dropped their first comeback teaser!

On November 15 KST, the GH Entertainment boy group unveiled a concept teaser for their upcoming single "Flashback," featuring members Gunmin, J-Hoon, Heedo, and Jinseok. In the image, the four are seen posing at a bus stop near the van first seen in their comeback scheduler. The next concept teaser will be an individual concept teaser for Gunmin.

Meanwhile, "Flashback" is set for release on November 23.

Check out the full concept image below!