What is the external storage device of Neon Abyss?

A device for recording and storing personal memories. According to Netease News, Neon Abyss is a horizontal platform action game developed by VeewoGames. The game transforms thoughts, feelings and experiences into digital information through electronic chips, so that we can review, recall and relive past experiences at any time. In the neon abyss, players can freely choose the evolution path of the dungeon according to their preferences. Every adventure of the player will expand the content of the game, and every choice of the player will affect the rules of the game.