Kirito, like many other players, is imprisoned in the world of the game “Sword Art Online”. During the time spent in it, he meets different people: the tamer Silica, the owner of the forge Lisbeth, the mysterious girl Yui, as well as the timid spearwoman Sati, whom the black swordsman cannot forget. This volume contains four stories that happened to Kirito at different times when he stormed the levels of Aincrad.