On November 6, 2022, the VRMMORPG, Sword Art Online (SAO), is officially released, with 10,000 copies released and sold immediately. Kirito, who beta-tested the game, logs-in to the world of Aincrad and meets Klein, a new player, who asks him to teach him the basics of the game including the Sword Skill battle system. Later, after several hours in the game, Kirito and Klein discover that they cannot log out. Shortly after, the pair are teleported to the town square, where they see that all other players have also been transported to the location. A red-hooded Game Master then appears in the…