Jan 27, 2021-present
Seo Young-eun (서영은) is a South Korean singer under Biscuit Entertainment. In 2021, Youngeun participated in the MNET survival show Girls Planet 999 where she finished 5th place, securing her spot as a member of the South Korean project girl group Kep1er.
Youngeun debuted as a member of Kep1er on January 3, 2022, with their first mini-album "First Impact" and the title track "WA DA DA."