The girl group SISTAR is preparing for a summer comeback. In the event, they have started releasing series of sexy concept teaser images.

They just released another set of beautiful teaser images, which discloses a sensational, yet emotional image of the members. The girls are wearing nude color wear which is tattooed in black. The natural bronze makeup along with the wet hair styles make the look intense. The members are just sitting on a bed, as they strike pleading gazes at you. What do they have in their hearts?

According to previous teaser images, it seems that the comeback will be a heartbreaking sad love story. These teasers confirm that hint. They look like lovers who are trying to overcome a painful love.

Neither a date nor a title for the comeback has been revealed yet. Seems like the girls will be continuing to tease fans a bit longer. What do you think these girls are up to? Share your opinions with us in the comments below.