Synopsis: As the final battle against the Dark Territory continues, an invite goes out to players across the world to flood Underworld's servers and cause mayhem in the midst of the on-going conflict. This causes major consternation for Asuna Yuuki and her band of friends, forcing them to redouble their efforts to aid their new allies against the odds.
Things are equally dire in the real world, as Rath's members struggle to restore Kirito's damaged fluctlight and save his life in spite of attempts by outside forces to breach their control room.
With Kirito, Asuna and Alice all facing unprecedented danger and a world on the brink of collapse, can they all survive?
On the discs: Includes episodes 13-24 with both English and original Japanese with English subtitles viewing options.