Nora, a night-shift auditor, is the only one who can hear the 'hollow hum' of a blank envelope; she has seven days to prove the envelope is evidence of a cover-up before the city's purge protocol destroys it, or she will be framed for the crime it represents.｜作者 Cinder Quill · 主播 Chen Zhou · 连载中 · 更新至第 1 集
Nora, a night-shift auditor, and Eli, a municipal clerk, discover a photograph with no sender and a blank envelope that makes a faint, hollow sound when opened. As they investigate, a strict city rule regarding 'unclaimed mail' begins to turn against them. In seven days, before the archive is purged, they must prove that the first sound they heard was the key to a case that was never real. A cold,