15& reveals 2nd member + jacket photos for upcoming debut single

After launching the teaser website and revealing a video teaser, 15& (Fifteen And) has released the jacket photos for their upcoming debut sing;e

JYP Entertainment already revealed that SBS "K-Pop Star" winner Park Ji Min will be debuting as a duo with a 15-year old JYP trainee who is known as the 'girl genius'. The mystery member has been revealed and her name is Baek Ye Rin. You can follow them both on Twitter: Baek Ye Rin (@yerinbaek), Park Ji Min (@jiminpark07) and @15andOfficial.

Their debut single will be released on October 5th.

Check out the other photos, after the jump.