NCT U, 'Princes in the Famous Fairy Tale'

group NCT U attended the '2021 KBS KPop Festival' red carpet event held privately at KBS in Yeouido-dong, Yeongdeungpo-gu, Seoul on the afternoon of the 17th.

About NCT

NCT is a South Korean boy band formed by SM Entertainment and introduced in January 2016. The group consists of 23 members as of April 2021, ranging in age from late teens to mid-twenties and divided into four different sub-units.  Wikipedia