In the near future, a Virtual Reality Massive Multiplayer Online Role-Playing Game (VRMMORPG) called Sword Art Online has been released where players control their avatars with their bodies using a piece of technology called Nerve Gear. One day, players discover they cannot log out, as the game creator is holding them captive unless they reach the 100th floor of the game's tower and defeat the final boss. However, if they die in the game, they die in real life. Their struggle for survival starts now...
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see all options Availability data: JustWatch
- Seasons
- 4
- Episodes aired
- 96
- Latest aired
- S04E23
- Total runtime
- 1d 13h
Timeline when each season aired
- Season 1 July 2012 – December 2012 25 episodes
- the show was away for 1 year and 6 months
- Season 2 July 2014 – December 2014 24 episodes
- the show was away for 3 years and 9 months
- Season 3 October 2018 – March 2019 24 episodes
- Season 4 October 2019 – September 2020 23 episodes
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S01E01 The World of Swords
July 8 · 23min find the promo
Show synopsis
It's launch day for one of the most highly-anticipated video games of all time. Join the character "Kirito" as he begins his journey in the virtual world of Sword Art Online.
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S01E02 Beater
July 15 · 23min find the promo
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It’s been one month since the players have been locked in the game. 2000 people have died; the first floor hasn’t been cleared yet.
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S01E03 The Red-Nosed Reindeer
July 22 · 23min find the promo
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Kirito has finally joined a guild made up of close friends in reality. Everything is going well until a tragic accident changes Kirito completely.
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S01E04 The Black Swordsman
July 29 · 23min find the promo
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Silca is known as Dragon Tamer Silca, but after leaving her group she is caught and her pet, Pina paid the ultimate price. Before she is killed, Kirito saves her and offers her a choice.
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S01E05 Murder in the Safe Zone
August 5 · 23min find the promo
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A player has been killed inside a safe zone and not by the known means. Asuna and Krito take it upon themselves to find out how and why this is happening.
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S01E06 Illusionary Avenger
August 12 · 23min find the promo
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Kirito has figured out the how and now he has to figure out the why.
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S01E07 The Temperature of the Heart
August 19 · 23min find the promo
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A trip to get a new sword leaves Kirito battling a dragon and his fears.
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S01E08 The Sword Dance of Black and White
August 26 · 23min find the promo
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After 2 years, people have got used to living in SAO, with a dwindling front line it might just be up to Kirito and Asuna to continue the charge.
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S01E09 The Blue-Eyed Demon
September 2 · 23min find the promo
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To save a group of players and Asuna from a Boss character, Kirito is forced to play his trump card.
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S01E10 Crimson Killing Intent
September 9 · 23min find the promo
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Kirito has agreed to a duel with the head of the Blood Alliance Knights. If Kirito wins, Asuna is free to leave the Knights and if he loses…
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S01E11 The Girl of Morning Dew
September 16 · 23min find the promo
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The newly married couple is enjoying their time away from the front lines. But a new guest will take them all the way back to the beginning.
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S01E12 Yui's Heart
September 23 · 23min find the promo
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Yulier, second in command, of the Liberation Army has approached Kirito and Asuna for help saving her friend and her guild.
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S01E13 Edge of Hell's Abyss
September 30 · 23min find the promo
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While enjoying a fishing tournment Kirito receieves an urgent e-mail from the leader of the guild requesting their return.
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S01E15 Return
October 14 · 23min find the promo
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Kirigaya is adjusting to his life outside of the game, but he hasn't forgotten about Asuna. A recent visit to her in the hospital, he meets Sugou Nobuyuki.
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S01E16 Land of the Fairies
October 21 · 23min find the promo
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A new MMO allows users to fly and encourages player killing. Kirito has joined this new game in search of Asuna and is pleasantly surprised with what he finds.
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S01E17 Captive Queen
October 28 · 23min find the promo
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As Kirito learns about the game from Leafa and the hatred between the races, Asuna learns the truth of her role from the Fairy King.
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S01E18 To the World Tree
November 4 · 23min find the promo
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Leafa is making enemies leaving her area and group to team up with Kirito. On their way to neutral Territory, they speak more of the rules and areas of the ALO.
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S01E19 The Lugru Corridor
November 11 · 23min find the promo
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Something isn’t right; Recon has sent Leafa a message “I was right. Be careful. S." What does he mean and will Leafa and Kirito have the time to figure it out?
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S01E20 General of the Blazing Flame
November 18 · 23min find the promo
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Kirito and Leafa have made it to the meeting and Kirito’s bluff as an ambassador has been called out. If he can survive in a fight against the Salamanders General Eugene, his plan to prevent a war might work.
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S01E21 The Truth about Alfheim
November 25 · 23min find the promo
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While Asuna continues her attempt to escape, another woman in Kirito’s life tries to make sense of her emotions.
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S01E22 Grand Quest
December 2 · 23min find the promo
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Kirito’s determination to save Asuna borders on the insane. His reckless is stopped when Leafa suddenly logs out.
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S01E23 Bonds
December 9 · 23min find the promo
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Even though a wall has been built between Kirito and Sugu, he must save Asuna. The next time he challenges the final dungeon he won’t be alone.
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S01E24 Gilded Hero
December 16 · 23min find the promo
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Kirito, Asuna, and Yui are finally together again, but the locks placed on Asuna are unbreakable. Before they have a chance to come up with a plan, the fairy king makes his grand entrance.
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S01E25 The World Seed
December 23 · 25min find the promo
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Kirigaya Kazuto has beaten death twice but there is one more thing he must do.