Flare U made its debut Wednesday with its first EP, “Youth Error,” introducing itself as a two-member act built around the idea that imperfection can become its own kind of brightness. The duo of Chuei Liyu and Kang Woojin held a debut showcase ahead of the EP’s release, presenting the album as the starting point of a youth story shaped by trial and error as well as companionship and growth. The duo's name refers to the moment when two separate lights come together to form one brighter glow. The