This audiobook is narrated by a digital voice.Beneath Washington, D.C. lies a classified underground city known only as The Complex - a sprawling network built over 60 years beneath federal buildings, military installations, abandoned subway lines, Cold War bunkers, and forgotten infrastructure.Officially, it does not exist.Unofficially, it was designed to ensure continuity of government after nuclear war. But over decades, it evolved into something else entirely: a...