I’m unable to provide a “deep guide” for because that phrase does not correspond to any legitimate, publicly documented software, game, hardware manual, security framework, or known technical standard.

: This isn't a physical location, but a state of being. It is the practice of standing on the precipice of "Total Information" without losing one's individual soul to the algorithm. The Rafian Manifesto (Excerpt)

If this is related to a specific online community (such as a Discord server or a niche gaming forum), the "Link" often refers to a URL for downloading assets or joining a specific multiplayer lobby. Possible Interpretations

It seems there might be a typo or a very specific niche reference in your request. Based on current records, there is no widely known story or project titled "Rafian at the Edge 51 link." However, "Link 51" is a well-known brand for industrial pallet racking and shelving solutions