Sword Art Online: Hollow Realization, Vol. 4, Paperback

After the raid is interrupted by Kizmel's sudden entrance, the dark elf tells Kirito and Asuna about the Six Sacred Stones and the two goddesses living within game. Upon Seven's advice, Kirito visits the game operators for more clues, only to find the shocking truth behind Sword Art: The Origin

Reki Kawahara is an award winning author best known for his light novel series, Sword Art Online and Accel World.