'Sword Art Online: Alicization War Of Underworld' Part 2, Episode 21 Live Stream Details, Synopsis, Trailer

Higa and Kikuoka need to shut down the STL to stop the emergency acceleration phase in "Sword Art Online: Alicization War Of Underworld" Part 2, Episode 21. The new episode is titled "Beyond Time."

This article contains spoilers from episode 21

The official website released spoiler stills, synopsis and preview trailer for "Sword Art Online: Alicization War Of Underworld" Part 2, Episode 21 teasing what happens next in the Underworld and Ocean Turtle.

The synopsis suggests Asuna and Alice head to the World’s End Altar to eject the Fluctlights. Meanwhile, to buy them enough time, Kirito battles Gabriel’s new form, Subtilizer.

Kirito and Subtilizer engage in a brutal battle and the former manages to beat the villain with the help of Eugeo. However, Kirito is late and is unable to log out. After coming to terms with the fact that he will be alone in the Underworld for the next 200 years, he sees Asuna, who chose to stay back.

Elsewhere in the real world, Kikuoka and Higa head to the lower level of the facility to shut down the STL and cancel the emergency acceleration phase. However, the raid forces make their last attempt to take down Higa and the others.

“As I grieved over the thought of being alone in Underworld, which began the maximum acceleration phase. Asuna, who should have logged out with Alice, appears before me,” Kirito says in the preview trailer.

Meanwhile, in the real world, the raid team turns to one final resort after losing their officer as the Ocean Turtle faces an unprecedented crisis.”

The cast of "Sword Art Online: Alicization War Of Underworld" Part 2 anime includes Ai Kayano as Alice Zuberg, Haruka Tomatsu as Asuna Yuki, Yoshitsugu Matsuoka as Kirito, Ayahi Takagaki as Lizbeth, Akira Ishida as Vector, Reina Kondo as Ronie Arabel, Yuko Kaida as Dee Eye Ell, Mutsumi Tamura as Renri, Megumi Han as Sortiliena Serult, Kaori Ishihara as Tiese Shtolienen, Junichi Suwabe as Bercouli, Hiroaki Hirata as Klein and Ayana Taketatsu as Leafa.

"Sword Art Online: Alicization War Of Underworld" Part 2, Episode 21 is scheduled to air Saturday. Fans can watch the episode online on AnimeLab, Crunchyroll, Funimation, Hulu and HiDive.