Han-byeol struggles to keep her relationship with Tae-sung a secret. Tae-sung thinks of an ingenious way for them to stay together. As they enjoy their office relationship, Tae-sung realizes he doesn’t know much about Han-byeol and starts to investigate. Meanwhile, Yoo-sung proudly reveals his relationship with Ho-young. And Ki-beum meets Soo-hyuk in the most unexpected place.