<P> The series premiered on October 7, 2018, with a one - hour world premiere airing in Japan, the United States, Australia, France, Germany, Russia and South Korea on September 15, 2018 . It will air for four cours (around one year). </P> <P> The first opening theme is "Adamas" by LiSA and the first ending theme is "Iris" (アイリス) by Eir Aoi . </P> <Table> <Tr> <Th> No . </Th> <Th> Series No . </Th> <Th> Official English title Original Japanese title </Th> <Th> Director </Th> <Th> Writer </Th> <Th> Original air date </Th> <Th> Refs . </Th> </Tr> <Tr> <Th> </Th> <Td> 50 </Td> <Td> "Underworld" "Andāwārudo" (アンダー ワールド) </Td> <Td> Manabu Ono Tsuyoshi Tobita </Td> <Td> Yukito Kizawa </Td> <Td> October 7, 2018 </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="7"> Inside an unknown VR environment, Kirito spends his days as a child with his friends Eugeo and Alice . One day the three explore a cave in the outskirts of the Human Territory and get lost, ending up at the boundary with the Dark Territory . In the occasion, Alice trips and falls with her hand touching the Dark Territory and is sentenced by the Integrity Knights to execution . Kirito attempts to stop Alice from being taken away, while Eugeo stands motionless despite Kirito's pleas . Soon after, Kirito awakens in the real world with no memory of what happened . Later in Gun Gale Online, Sinon, Kirito, Asuna, Silica, Lisbeth and Klein confront a mysterious squad that flees after one of them is taken down . After the battle, Sinon thanks the others for joining her against them and back to the real world at Agil's café, she invites Kirito and Asuna to join her in the upcoming edition of the BoB tournament to which they agree . In the occasion, Kirito reveals that he is working part - time for the Rath Company as a tester for a new Full - Dive technology known as "Soul Translator", or STR, and feels uneasy when he hears Alice's name . On their way home, Kirito and Asuna are attacked by Johnny Black, who succeeds in injecting Kirito with a poison syringe . </Td> </Tr> <Tr> <Th> </Th> <Td> 51 </Td> <Td> "The Demon Tree" "Akuma no Ki" (悪魔 の 樹) </Td> <Td> Takashi Sakuma </Td> <Td> Yukito Kizawa </Td> <Td> October 14, 2018 </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="7"> Kirito awakens back in Underworld, but he does not remember how he got there . He then meets Eugeo, but they have no memories of each other . After helping Eugeo with his daily task of cutting the Demon Tree, Kirito is taken to Eugeo's village, where he discovers that he can actually use his sword skills from back in SAO, and after getting shelter at the local church, he decides that he must learn more about his circumstances before looking for a way to return to the real world . </Td> </Tr> <Tr> <Th> </Th> <Td> 52 </Td> <Td> "The End Mountains" "Hate no Sanmyaku" (果て の 山脈) </Td> <Td> Shunsuke Ishikawa </Td> <Td> Ko Nekota </Td> <Td> October 21, 2018 </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="7"> While cutting the Demon Tree, Eugeo explains to Kirito the reason why Alice was taken prisoner by the Integrity Knights . In the occasion, he also reveals the sword he retrieved from the End Mountains, and they attempt to cut the tree with it, but they discover that they are not skilled enough to use it yet . Later at night, Kirito has a conversation with Selka, Alice's younger sister and reveals to her what he heard from Eugeo about Alice . The next day, Selka disappears and both Kirito and Eugeo realize that she must have set to the End Mountains as well . At the mountains, they find that Selka was captured by goblins . As the goblins prepare to attack Kirito and Eugeo, Eugeo gets paralyzed by fear . </Td> </Tr> <Tr> <Th> </Th> <Td> 53 </Td> <Td> "Departure" "Tabidachi" (旅立ち) </Td> <Td> Michiru Itabisashi </Td> <Td> Ko Nekota </Td> <Td> October 28, 2018 </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="7"> Kirito makes Eugeo regain his composure and they fight the goblins together . While facing the goblin leader, Eugeo is gravely wounded and both he and Kirito remember their past together . An enraged Kirito then kills the goblin leader and convinces the others to retreat . After the battle, Kirito frees Selka and she uses her magic to transfer a part of Kirito's own energy to Eugeo in order to save his life . In the occasion, he has a vision of a woman, telling him that she is waiting for he and Eugeo atop the Central Cathedral . After Eugeo recovers, Kirito, having gained enough skill points to use the sword from the battle, deals a heavy blow on the Demon Tree, and Eugeo asks him to teach him swordsmanship . After completing his training, Eugeo uses the sword to finally cut down the Demon Tree, and the village holds a celebration for his feat . In the occasion, Eugeo is allowed to choose his next occupation, and he decides to become a swordsman . Kirito and Eugeo then depart to Central, hoping to find Alice and bring her back home . </Td> </Tr> <Tr> <Th> </Th> <Td> 54 </Td> <Td> "Ocean Turtle" "Ōshan Tātoru" (オーシャン ・ タートル) </Td> <Td> Kōji Kobayashi </Td> <Td> Yukito Kizawa </Td> <Td> November 4, 2018 </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> No . </Th> <Th> Series No . </Th> <Th> Official English title Original Japanese title </Th> <Th> Director </Th> <Th> Writer </Th> <Th> Original air date </Th> <Th> Refs . </Th> </Tr>

Sword art online alicization episode 2 release date