Comment by TheFattestNinja

《SPOILERS 》There is some idea that if conceived can destroy you. Greco wants to use it to attack the protagonist. The protagonist defends himself by delaying his perception and passing all inputs through a simulated concept so that when Greco communicates the idea it would destroy the sandbox and not himself. But Greco never tells the protagonist the idea. It just lets the protagonist formulate it themselves as a reaction to all the triggers Greco planted beforehand.