In this upcoming four-part series, NCT 127 members TAEIL, JOHNNY, TAEYONG, YUTA, DOYOUNG, JAEHYUN, JUNGWOO, MARK, and HAECHAN sit down to talk about their childhood experiences growing up in various cities around the world, as well as their feelings about their international success and the unexpected difficulties they have faced along the way. Each episode will focus on two-to-three members of the group as they talk about their past and reveal exclusive footage for audiences to enjoy.