After being forced out of the head office, the protagonist is demoted to a subsidiary on an island.
Leaving behind their life in the city, they return to the house where they lived as a child. And that's how the protagonist meets Lee Bada.

After a squabble, the protagonist decides to take Bada back to her home, but upon arriving, they find it has collapsed…
In the end, with nowhere else to go, the protagonist brings Bada home…
But who is she, really?