° Break ° My little brother is... an idol?

Author of/currently serializing [Idol High School], [Why Me?], [Unwanted Marriage], and [Girlfriend Copy Page] Me (Kim Yeo-ju) - 25 years old (starting point) / Monthly income of 100 million won, not really an ordinary office worker Umji (Yewon) - 17 years old (starting point) / Debuted in a girl group called "Girlfriend" at 18? Did it fall through?