The girls continue preparing for the competition, even by taking time out to practice individually. Si-eun tries to apply the advice from Kyu-ho during her practice. The club is excited about the first successful team routine involving all members. Si-eun's perspective toward Hye-jin improves when she sees her efforts in cooperating with the team. On the day before the competition, Hye-jin suffers a motorcycle accident resulting in a broken leg. The members are dismayed by the circumstance, unsure of how to proceed.
詩恩以自己的智慧順利將所有團員召集起來一起訓練，但是在配上音樂練習的時候，詩恩跳得明顯比別的同學差。經過圭浩老師一番提點，及詩恩自身的努力終於與大家同步。可是在舉行的前兩天，惠珍夜間開摩托車遭遇意外…
