Erin

On February 20, 2024, it was reported that XX Entertainment will release the YouTube weekly mini show, 'UNICODE ON&OFF', which aims to reveal the debut process and challenges of forming the upcoming girl group UNICODE. On February 23, Erin was revealed as a member of the girl group through the release of the first episode of the series. UNICODE will make their debut on April 17, 2024 with the mini album Hello, World!.