The Elements (Side Stories) Arc contains a collection of side stories of the Accel World series. Each of them take place in different arcs to further add details to certain events or characters. This arc spans the whole tenth novel of the Accel World series. The anime presents the side stories in their respective arcs. The first side story in Return of the Black Snow Princess Arc begins in episode 6 and ends in episode 7. The second side story in Dusk Robber Arc begins in episode 18 and ends in episode 19.
|No.||Title||Japanese Airdate||English Airdate|
|6||Retribution (Ōhō 応報)||May 11, 2012||May 24, 2013|
|7||Restoration (Shūfuku 修復)||May 18, 2012||May 31, 2013|
|18||Invitation (Chōsen 挑戦)||August 10, 2012||August 17, 2013|
|19||Revolution (Hensen 変遷)||August 17, 2012||August 24, 2013|