《刀剑神域第二季》是电视动画刀剑神域的第2期，也改编自日本小说家原砾创造的轻小说。影片讲述了桐人受菊冈诚二郎之托，进入到了新型游戏之中，调查死枪事件。第2季一共有三部分，还有同人飞行游戏中攻略传说级武器升舰以及亚丝娜与绝剑相遇的故事

在SAO事件过去一年，在某天桐人也接到了，来自总部菊冈诚二郎的委托，是发生在Gun Gale Online里面的死枪事件，被黑骑之枪所击中的玩家现实世界也会随之死亡，无法拒绝的同人帮助调查，对于虚拟世界和现实世界产生怀疑，但仍然选择登录了游戏。同人将自己转移到游戏之中，遇到了一眼之下很容易误认为美少女的麻烦，经过狙击手少女引导之后，决定参加最强枪手淘汰赛，在被枪支配的世界里，桐人成为了唯一使用光线战斗的角色，独特的战斗方式成为了众多玩家讨论的焦点也让知名度不断提升。

"Sword Art Online Season 2" is the second issue of the TV animation Sword Art Online, and is also adapted from the light novel created by Japanese novelist Hara Reki. The film tells the story of Kirito, entrusted by Kikuoka Seijiro, to enter a new type of game to investigate the death gun incident. There are three parts in the second season, as well as the story of the legendary weapon upgrade in the fan-flying game and the encounter between Asuna and Absolute Sword

One year after the SAO incident, one day Kirito also received a request from Seijiro Kikuoka from the headquarters. In the death gun incident in Gun Gale Online, the player who was hit by the gun of the black knight will also die in the real world. The colleagues who cannot refuse to help investigate, have doubts about the virtual world and the real world, but still choose to log in to the game . The same person transferred himself into the game, and encountered the trouble of being easily mistaken for a beautiful girl at a glance. After being guided by a sniper girl, he decided to participate in the strongest gunman knockout competition. In a world dominated by guns, Kirito became the only one. Characters using light to fight, the unique fighting style has become the focus of discussion among many players and the popularity has continued to increase.