Fifteen-year-old So-min is upset that her family has to move after her father’s business flops. Her family arrives at their new home, but even before their possessions are unloaded, So-min and her younger brother head to their old home.

Lesbian couple Sun-woo and Hee-suh buy a small apartment, which they’ve put everything for. But when Sun-woo loses her job and injures her leg, their relationship begins to sour while Hee-suh is sorely responsible for paying the mortgage and interest. Their stress level reaches a fever pitch when a foul odor starts to emanate from downstairs.