After the SAO Incident, Rinko Koujiro somehow gets an email from her deceased lover Kayaba Akihiko stating that he may have found their son. Afterwards, she goes to look for him by hacking into any and all VRMMO companies as possible until she comes across the name "Kirito" in RECT Inc.'s files on players in Alfheim Online. She realizes that this is the player that her former lover, and father of her son, was so fixated on during Sword Art Online. She then goes into ALO to find him.
4 parts