Girl group After School lured fans with their new music video, "Flashback," featuring sexy lingerie looks.

After School released their fifth single album, Flashback, and at the same time, uploaded their music video of the title song, "Flashback" online.

Members appealed their sexy figures with black see-through lingerie in the music video. Their clothing and seducing choreography allowed them to show off their beautiful legs.

This music video has been the sexiest appearance of After School, with their glamourous bodies grabbing people's attention.

"Flashback" is currently ranking number one on Korea's major download sites such as Melon and Bugs, with their black lingerie outfit's stealing men's hearts.

The song "Flashback" is about going back to the past where two people once loved one another. The music is refreshing with a refined electronic sound.

Meanwhile, After School is releasing their album on June 21 in many offline stores, and make their comeback on MNET "M! Countdown."