SISTAR has just released their teaser image for their upcoming comeback on April 12th!

In the teaser image released, titled 'red pictorial', the girls are seen standing against a red background wearing black leather outfits, transforming into beautiful femme fatale vixens. The group members give off a provocative stare, and are sure to capture the eyes of all the fans.

Netizens who saw the photo commented, "Is that really SISTAR?", "I feel as if I am going to fall into their deep eyes", and "Where did the energetic SISTAR go?  Who are these charming ladies?"

Their title track, "Alone", is reported to have been produced by Brave Brothers, who tried out a new sound specifically for the talented group, raising anticipation for their comeback.