The Shell Universe › Protocol
Grey Protocol
A distributed continuity response: hidden support routes, safe-harbor nodes, and logistical redundancies across cities.
Grey Protocol is not a single plan. It is a distributed architecture of contingency — a set of pre-arranged relationships, routes, and resources that activate when the primary structure is compromised. It moves through cities like a second nervous system.
This concept deepens in the second half of the novel.
The full entry — including context and connections — is inside the app’s System Map.
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Related concepts
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The Shell is built around this architecture. The first two chapters are free — they introduce the world, the signal logic, and the first threshold.