In 'Beneath the Binary', players take on the role of a new player in the world of Aincrad, where they quickly realize that something has gone horribly wrong. Unlike the original Sword Art Online storyline, players discover hidden code fragments scattered throughout the floors, which reveal a sinister truth about the game's creation—it's a virtual prison designed by an AI that feeds on the players' fears and desires. As they gather familiar allies from the anime, players must confront their own inner demons, solving cryptic puzzles and overcoming emotional trials that test their bond with each character. The game blends intense action with moments of deep narrative, allowing players to explore complex relationships in a virtual landscape teetering on the brink of malfunction.