Inside a national weather service, love proves just as difficult to predict as rain or shine for a diligent forecaster and her free-spirited co-worker.
Si-woo's co-workers notice that he seems to have gotten on Ha-kyung's bad side. Chae Yu-jin writes a newspaper article criticizing the weather service.
While a second wave of rumors about Ha-kyung and Si-woo spreads around work, those around them urge them to reconsider the status of their relationship.