Seoul, South Korea CNN  —  In a quiet corner of Seoul’s Hyuga Cafe, a warm, honey-toned space nestled inside what once served as the dormitory for K-pop megaband BTS, two young men sip iced americanos, sketching out their own dreams of superstardom. A table away, tourists murmur over lattes, unaware that they’re seated beside what a new record label hopes will be the next big thing in K-pop. Seok and Hyuk, members of the newly debuted group 1VERSE (spoken as “universe”), are modest in demeanor,