Originally self-published as nine individual doujin comic/novel side stories of Sword Art Online. The individual chapter names are:

1. The Clearers

2. Early Characters

3. Ceramic Heart

4. Cold Hands, Warm Heart (Aincrad 50th Floor, September 2024)

5. Salvia (Before the events of Fairy dance; Kawagoe, January 2025)

6. Algade Showdown (Aincrad 22nd floor, October 2024)

7. Gaiden X2 - Tatta Hitotsu no Kyuukyoku-teki na Yarikata (There is but one ultimate way)

Not included in this book:

8. Continuation: Aria in the Starless Night (Aincrad 2nd Floor, 4 December 2022)

9. Rondo of the Transient Sword - first chapter (Aincrad 2nd Floor, 8 December 2022)

10. Monochrome Concerto - first chapter (Aincrad 3rd Floor, 14 December 2022)