Yue Niang surfaced on a user generated soundboard under the viral section, where very short clips gain traction from niche edits and reuploads. The two-character title translates to moon lady, an affectionate Chinese name for the moon, though the clip's original scene or speaker is not documented. With only a couple of seconds of audio, it spread the way most micro clips do: a few creators used it as a soft reaction sound, and viewers who recognised it kept passing it along inside aesthetic and nighttime themed edits.