PACC

PACC is an term described by Thanatos Sylvius Hilk to explain the current world he was transported to.

Background
Based on what Thanatos described, a PACC is a type of game world projected inside a user's brain. It seemed to be a system or enclosure commonplace in the world Thanatos originated from. It can be confident that that the PACC was a technology that made it impossible to distinguish the real world from virtual reality.

Trivia

 * Arc believed that Thanatos originated from a world that was many years or even decades ahead of not only the current world but also his own.