“Uri sarang haetjanha”

-Park Yeong Byeol-

“Uri sarang hajima”

-Kim Nam Joon-

Yeong Byeol have been back from a long disappearance and seems eager to see Nam Joon back. And she has a mission that must be completed only in one month. Will she be able to complete her mission by the time given? And why she only have one month to complete the mission? What exactly is her mission?