Sword Art Online : Season 1

    • Air date: 08 Jul '12 25 episodes
      The players of a virtual reality MMORPG, Sword Art Online, are trapped and fighting for their very lives. After it is announced that the only way to leave the game is by beating it, Kirito—a very powerful swordsman—and his friends take on a quest to free all the minds trapped in Aincrad.
  • List of Episodes (25)

    1. World of Swords

    • On November 6, 2022, the VRMMORPG Sword Art Online is officially released where 10,000 copies have been sold. Kirito, who beta-tested the game, log-ins to the world of Aincrad and meets Klein, a new player who asks him to teach him the basics of the game including the battle system, explaining there is no magic so they mostly use sword combat. However, Kirito and Klein cannot log out of the game for some reason. As most of the players head to the village square, a red-hooded figure suddenly

    2. Beater

    • On December 2, 2022, Kirito attends a meeting organized by an idealistic Diabel who reveals to the attendants that his party has found the boss of the 1st floor tower. He rallies everyone to team up and beat the boss, Illfang the Kobold Lord, which will open up the 2nd floor. As parties are formed, Kirito teams up with a girl name Asuna. A new player named Kibaou blames the Beta Testers of the game for running away to loot and level up while leaving the new players behind. But another named Egil

    3. The Red-Nosed Reindeer

    • Four months have past with more powerful players and guilds clearing the game's floors. After saving a guild called the "Moonlit Black Cats", a group of friends from the same school club, their leader Keita thanks Kirito and ask him to join their guild and teach the only female in their guild, Sachi, to fight better. Kirito agrees while hiding the fact he is at least Level 40, twice higher than the others as they slowly and safely level up at low-level floors that have been cleared. Kirito bonds

    4. The Black Swordsman

    • On February 23, 2024, a beast tamer named Silica, quits a party after arguing with their leader, Rosalia. Silicia is ambushed by monsters whilst making her way alone through the forest and her dragon familiar, Pina, is killed trying to protect her. As Kirito saves her, he tells Silica of an item at the Hill of Memories on the 47th floor that can revive her familiar within three days after it's death, offering to accompany her there. As they spend time together, Kirito warns Silicia of "orange

    5. A Crime Within the Walls

    • During a meeting between guilds and players on March 6, 2024 on the 56th floor, Asuna, who has now become Vice Commander of the Knights of Blood Oath guild, propose a plan to lure a boss they are fighting into a village but is opposed by Kirito, as the NPC villagers will be killed. A month later on the 59th floor, Kirito is taking a nap until Asuna arrives, criticizing him for being lazy but he convinces her to relax as well. To thank him for guarding her while she was asleep, Asuna decided to

    6. Illusionary Avenger

    • Kirito chases after the assassin but he manages to teleport away. Kirito is still unsure how it was possible to kill someone in a safezone which a paranoid Schmit thinks Griselda's ghost is really after him. After accidentally seeing a dropped sandwich vanishing and talking with Asuna about the game's marriage system which allows both couples to share each others inventory, Kirito finally figures out how Yoruko and Kains "died" and who is Griselda's killer. It turns out Yoruko and Kains are

    7. Warmth of the Heart

    • On June 24, 2024 at Lindas on 48th floor, Asuna visits her friend the blacksmith Lisbeth or "Liz" at her smith shop before going adventuring, and Liz suspects she's going with a boy she likes. Later, Kirito arrives at Liz's shop as he's looking for a custom-made sword to buy. Much to Liz's shock, Kirito's sword Elucidator easily breaks her strongest sword. Angry and her pride hurt, Liz convinces Kirirto to let her join him to the Western Mountain on the 55th floor to get a rare mineral from a

    8. Black and White Sword Dance

    • After adventuring on the 74th floor, Kirito finds a Ragout Rabbit, a rare animal with top grade meat. Since he can't cook well, Kirito decides to sell it to Egil. When Asuna arrives and tells them she has mastered her cooking skills, Kirito decides to give the meat to Asuna in exchange they both eat it together. But Kuradeel, Asuna's escort sent by the Knights of Blood, is against Asuna inviting Kirito to her home as he is a Beater but Asuna ignores him. As they arrive at her home at Selmburg on

    9. The Blue-Eyed Demon

    • Kirito and Asuna flee from the boss and take a break for a snack when they meet Klein and the Furinkazan guild. The army also appears, visibly exausted from exploring the floor. They demand Kirito to give them the map he made of the floor, and despite Asuna and Klein's protests he willingly complains with their request. Kirito, Asuna and Klein keep exploring the floor, clearing the monsters there, just to learn that the army is confronting the boss by themselves despite Kirito's warnings, and to

    10. Seeing Red

    • The duel between Kirito and Heathcliff is held at an arena where a large crowd has gathered. Asuna warns Kirito to be careful about fighting Heathcliff as he has an unique skill called Divine Blade which gives him maximum strength and defense. Heathcliff at first is able to overpower Kirito but the tides turn when Kirito forces Heathcliff on the defensive. Just as Kirito is about to deal the winning strike, Heathcliff mysteriously manages to dodge it and defeats Kirito. Now a member of the

    11. The Girl in the Morning Dew

    • Kirito and Asuna takes a break at their new home in a secluded village in the 22th floor. As the couple spends their time together, they a find a lost girl in the forest. But to their curiosity, the girl doesn't have a cursor above her, suggesting a glitch. After taking the girl to their home, she wakes up and claims not to remember anything but her name Yui. Yui, unable to pronounced Asuna and Kirito's name right, calls them "mama" and "papa" respectively. Believing she got lost from her family

    12. Yui's Heart

    • Kirito, Asuna and Yui are resting at Sasha's church where she takes care of the younger children until Yulier of the Army arrives. Yulier explains the Army under their leader Thinker had good intentions of helping players but as the Army got bigger, people like Kibaou started abusing power on others. Thinker was going to expel Kibaou over the Gleam Eyes incident but the latter trapped him at a secret dungeon on the 1st floor which is why she has come to Kirito and Asuna for help. With Yui

    13. The Depths of Hell

    • While fishing near a lake, Kirito encounters Nishida, an old man and a network security manager who oversaw the game's development, who claimed that despite honing his fisherman skill, he is unable to create delicious dishes with it. Kirito then invites him to his home for Asuna to cook the fish he just caught for them. During their meal, Nishida mentions a huge fish he tried to catch many times but failed, thus he asks Kirito to help him. Nishida manages to hook the fish and gives the rod to

    14. The End of the World

    • After the group defeats the Skull Reaper, suffering 14 casualties in the battle, Kirito deduces that Heathcliff is, in fact, Akihiko Kayaba himself. Akihiko paralyses everyone except Kirito, and then offers Kirito the chance to face him in a one-on-one duel where, should Kirito win, Akihiko would log out all the remaining players. After giving his best wishes to the others, Kirito accepts the challenge but is unable to overcome Akihiko's absolute defense and intimate understanding of the game's

    15. Return

    • Even two months after he had been logged out of SAO, Kazuto continues to be plagued with nightmares about Asuna. It is also revealed that throughout his two-year coma in the game, his younger cousin, Suguha, has been constantly worrying about him. The pair have a kendo spar, and though Kazuto loses, Suguha is both shocked and curious about his unusual yet proficient sword fighting skills -- a result of his time in SAO. Later, Kazuto goes to the hospital to visit Asuna who, along with 300 other

    16. The Land of Fairies

    • Kazuto visits Egil, who explains that the photo he sent came from ALfheim Online, an MMO where players take the role of fairies capable of flight. He goes on to explain that the figure resembling Asuna was spotted somewhere on the game's World Tree. Noticing Sugou's company is behind the game, Kazuto decides to once again don his Nervegear and take up his role as Kirito in ALfheim Online. Upon selecting his character race as a Spriggan and diving in, he enters a strange warphole which leads him

    17. The Captive Queen

    • Lyfa thanks Kirito for saving her and teaches him how to fly properly. They then travel to the Sylph Territory (Sylvein) where they meet one of Lyfa's party members, Recon. Lyfa and Kirito go to an inn and have a conversation about how Kirito can get to the top of the World Tree. Seeing Kirito's determination to reach the top of the tree, Lyfa decides to help him and asks him to meet her at the inn the next day. When Lyfa logs out, it is shown that she is actually Suguha. Meanwhile, Asuna is

    18. To the World Tree

    • After recalling how she got into VR gaming, Suguha meets up with Recon's real life persona, Shin'ichi Nagata, informing him that she will be quitting their party to join Kirito. Logging in once more as Lyfa, she accompanies Kirito in shopping for new equipment, having a run in with her old party, led by Sigurd who doesn't take kindly to Lyfa's departure. Before Kirito and Lyfa set off, Recon approaches them, saying he will continue to observe Sigurd's party due to some suspicions he has about

    19. The Lugru Corridor

    • While passing through a cave, Leafa receives a message from Recon cautioning her to take care. She and Kirito then realize that they are being followed and try to escape, only to be cornered by a large group of Salamander players. Kirito asks Leafa to support him with her magic while he fights the group by himself. However, he is unable to break their formation until Yui comes up with a plan to have Leafa cast some protective magic on Kirito, while he conjures a spell that temporarily transforms

    20. General of the Blazing Flame

    • Kirito and Leafa reach the place of the meeting just as the Salamanders prepare to attack the Sylphs and Cait Siths. Seeing that they have no chance against them, Leafa thanks Kirito for all he has done for her and asks him to continue to the tree by himself, but he rushes forward and stands before the Salamander General Eugene instead, bluffing that he is a messenger for the Spriggans and Undines and to attack them would lead to the four factions waging war against the Salamanders. Eugene does

    21. The Truth about Alfheim

    • Kirito and Leafa reach Arun, the capital of Alfheim, located directly beneath the world tree. However a sudden announcement of an emergency shutdown for server maintenance prompt the two to find a nearby inn and log out. The next day, Suguha accompanies Kirito to visit Asuna at the hospital. Meanwhile, in the World Tree, Asuna stumbles upon a room where experiments are being made with the brains of the other SAO players trapped in ALO. She then attempts to log out of the game by using the GM

    22. Grand Quest

    • Leafa tries to stop kirito as he dashes for the lower branches of the world tree only to be stopped by the new barrier that had been "patched" into the game earlier. Kirito then finds a card that is dropped down by Asuna due to hearing Yui calling to her "Momma!". Kirito then has Yui identify the card as a Sys-Admin pass code card for use on a GM console, and makes a mad dash for the opening gate to the world tree quest. Kirito makes a heroic fight to reach the portal at the top of the chamber,

    23. Bonds

    • Kazuto recalls when he was ten, he learn he was not related with Suguha, leading him to become detached from his family and become engrossed in online gaming. But due the lessons he learn during his time in SAO, he decides to make amends with his family. Wanting to sort things out, Kazuto asks Suguha to meet him in ALfheim. As Leafa contemplates whether she should stop seeing Kirito in-game anymore, she runs into Recon, whose unsuccessful attempt to confess to her cheers her up. Leafa then

    24. Gilded Hero

    • Arriving at the top of the World Tree, Kirito and Yui finally manage to reunite with Asuna. However, they are suddenly hit by high gravity magic, which forces Yui to retreat, and are confronted by Sugou. As Sugou reveals his plans to control the human soul, he chains Asuna up and starts to molest her in front of Kirito, who is stabbed and forced to endure incredible pain. As Kirito falls into despair, he hears the voice of Akihiko, who encourages him to stand up and fight, realising the pain is

    25. The World Seed

    • Rushing to the hospital Kazuto is attacked by an injured Sugou with a knife at the parking area. Kazuto manages to disarm him, and after considering everything Sugou has done, Kazuto spares his life. Kazuto finally meets with Asuna where they have a tearful reunion. On May 16, 2025, Kazuto and Asuna have returned to school, attending a special school for students who were trapped in SAO. As they have lunch, Kazuto reveals Sugou was arrested by the police after their fight and the crimes he