That night, Maya thought about background music in films. Not the melody you notice—the one that tells you how to feel before you know the plot.

She realized:

"Why?" she asked.

In the UI/UX design team at a fast-growing startup, there was an unspoken rule: the UI didn’t just need to look good—it needed to feel good. That’s where “UI BGM” came in.

One user said: "The app is beautiful. But when I tap something, it feels… silent. Empty. Like a gorgeous room with no echo."

Maya was a junior UI designer, brilliant with layouts but anxious about user testing. Her first big project was a meditation app called Luma . She spent weeks perfecting gradients, micro-interactions, and haptic timing. But in early user tests, people dropped off after 90 seconds.

Not literally background music. But a philosophy.