Sword Art Online 4: Fairy Dance (light novel)

Read the novel that ignited the phenomenon! Kirito plunges into a suspicious new VRMMORPG called ALfheim Online to rescue Asuna, who never returned from Sword Art Online. ALO offers many features to entertain players in the wake ofSAO: ultra-high-end graphics, action-heavy gameplay, a choice of fairy races, and a next-generation flight engine. Playing as a spriggan, Kirito heads for the location of Asuna's prison--the top of the World Tree, the final destination of every player in the game!...