Winner of the 15th Novel Award. GAME OVER means real death. In the mysterious next-generation online game "SAO Sword Art Online", do you dare to challenge it...? Before the "full攻略", no one can leave!! Unable to fully攻略, you cannot leave the game, and GAME OVER also means the "death" of the player. Approximately 10,000 players who didn't know the "truth" of the mysterious next-generation online game "Sword Art Online (SAO)" logged in, and this deadly battle began. As one of the SAO players, the protagonist, Kirito, accepted the "truth" of this online game earlier than anyone else. On the stage of the game, a huge...