Having released the first photo teaser yesterday, featuring After School member�E-Young, Pledis Entertainment has today released their second photo teaser featuring their 3rd generation members, Raina, Nana, and Lizzy, otherwise known as the sub-unit, Orange Caramel. After School is preparing for their comeback at the end of the month with their their first official album, "Virgin", and they are building up hype with a photo teaser series. Since the group holds the unique concept of admissions and graduations, the member teasers were divided into teams. The first generation is Kahi, Jungah, Jooyeon, and Bekah; the second generation is UEE, the third generation is Raina, Nana, and Lizzy; finally, the fourth generation is E-Young. Fans can expect another update with the second generation on April 20th. "Virgin" is currently scheduled for release on the 29th. Source: Star News via Nate