When E-Soh issues an ultimatum to Kum-Ji, she has to choose him on the spot or watch him walk away for good! The fledgling couple hits some rough patches as Yo-I goes on the road for their comeback tour, and Kum-Ji spends a lot of time following their rival band, DDL, but nothing major gets in the way of their bliss. . .that is, until former Yo-I fanclub president Barbie shows up on the idol scene! Is this her new ploy to win E-Wan's heart? And will it work against Kum-Ji's new relationship, since she still hasn't quite gotten over her broken heart?