Quick Transmigration: Can Even a Background Character Become Everyone's Favorite?

Yu Yangyang spent the first twenty-odd years of her life dealing with little mishaps but never any major disasters.

Then one day, a System suddenly dropped into her lap, claiming it was a gift for her.

Can gifts really fall from the sky?

Unable to resist the System, she begins a journey through other worlds, only to discover that it really does seem to be giving her presents?

First world: An ordinary supporting character who hosts an audio show

Too many elements to list. Noncombatants, evacuate! The female lead is universally adored. Don't ask why the male leads love her; they just do.