When the world went silent, humanity thought the worst had already happened.On a single night, every voice vanished. Conversations, screams, and laughter all swallowed by an endless hush. Cities collapsed into panic, and survivors soon learned that silence was not empty. It was watching. It was listening.Aaron Blake and a fractured band of survivors cling to life in the ruins of a voiceless Earth until they discover the truth: whispers are rising from beneath the ground. Dark tunnels breathe secrets, faces are fused into walls, and something vast waits, craving to speak again through human mouths.But when an impossible cry cuts through the silence, the first sound heard in months, the survivors realize the world has not lost its voice. It has only been stolen. And taking it back may destroy them all.The Sound Below is a relentless post-apocalyptic psychological thriller about survival, madness, and the dangers of a silence that is never truly empty. If you listen too closely, you may not come back at all.Some silences scream louder than noise.