Sunmi is ready for the summer and is gearing up for her summer comeback.

On June 21 at midnight KST, the artist unveiled the first set of concept photos for her single album with the comeback title track "Heart Burn." In the new set of teasers, Sunmi radiates her fantasy-like and lovely charms, looking like a summer goddess with Orange hair.

Sunmi will be ready for the summer heat on June 29 at 6 PM KST. So check out the teasers below until the release of more!