On the afternoon of the 9th, Mnet 'M Countdown' (Mca) rehearsal was held at CJ ENM Center in Sangam-dong, Seoul.
Group NU'EST Hwang Min-hyun is doing photo time.
About NU'EST
NU'EST was a South Korean boy band formed and managed by Pledis Entertainment. The group consisted of five members: JR, Aron, Baekho, Minhyun and Ren. They debuted on March 15, 2012, with the single titled "Face".
 Wikipedia