How do strong backstories contribute to success in K-pop?

In K-pop, chart success is rarely driven by catchy melodies or polished choreography alone. More often, longevity and sustained attention are shaped by whether an artist — or their music — carries a compelling, relatable narrative. Songs that are tied to a clear emotional arc or back story tend to resonate more deeply with listeners, encouraging repeated engagement and prolonged relevance beyond the initial release. A recent example can be seen in the renewed success of Hwasa’s single “Good Good