On the official page for the animated franchise from Sword art online It was announced that the sixth volume would be a Blu-ray / DVD compilation of the anime Sword Art Online: Alicization - War of the Underworld It will include a music CD with the single "Recovering the Couragey" performed by Kirito, Asuna, Leafa, Sinon and Eugeo.
In addition, a special video was posted showing an excerpt from this new song. Despite being a world-class franchise, the video on YouTube is blocked for regions outside of Japan. On the other hand, the start of this tape is scheduled for October 14th in Japan and will contain episodes 16 to 18 of this series.
The series premiered in Japan on July 11th. Sword Art Online: Alicization is the adaptation of the "Alicization Arc" from Reki Kawahara's light series of novels, which will air a total of four arcs. "War of Underworld" aired, the first 12 airing in the first part, which was released in October 2019.
Reki Kawahara began publishing the novels independently in 2002 and subsequently published them through the publisher Kadokawa in April 2009 with 23 volumes. The franchise is one of Japan's most successful light novel series, considered by fans as the light novel of the decade.
Sword Art Online: Alicization - War of Underworld Synopsis
Even after Quinella is defeated, things in the underworld don't seem to calm down. After contacting the real world, Kirito discovered that the Ocean Turtle facility was being searched. Due to a short circuit caused by this event, Kirios Fluctlight was damaged and is in a coma. Feeling insecure, Alice takes the immovable Kirito and brings him to her hometown. He ignores his exile for an unsolved crime. Now Alice lives an ordinary and peaceful life while she takes care of Kirito and waits for him to awaken.
However, a tragedy occurs when Alice realizes that the Dark Territory has already begun to invade the human realm. Adopting her former alias, Alice Synthesis Thirty, she vows to defeat the Army of the Dark Territory and defend the world that Kirito and Eugeo worked so hard to protect.
Source: official page
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