Sword Art Online x .hack// -The Twilight Ultimatum Link-

Sword Art Online x .hack// -The Ultimatum Link of Twilight- is crossover action RPG title games between two popular series of MMO, Sword Art Online and .hack// developed by CyberConnect 2, Epic Production, and Aquaria which publishers by Bandai Namco Entertainment which the game is using graphic based with Unreal Engine 5, and available on PlayStation 5, Xbox Series X, and Steam.

The story will be a second time for collaboration series between two titles since .hack//New World Vol.1 Silver Maiden, and this game will reincorporated together between both titles together with featuring crossovers character from .hack series and Sword Art Online franchise, although it sets in SAO game universe, instead the main SAO canon universe one. The story start with Kirito investigating missing files regarding SAO projects by Kabaya Akihiko, and he found out something interesting as he discovering another game online that he never even aware about which was known as The most popular MMORPG, The World which was powerful rivalry game online from Alfheim online.

Gameplay elements will be mixed between Sword Art Online and .hack//Link -RISING GEAR- since it is an Action RPG combining together as one new unique games and also featuring a brand-new system which sync the combat system between party to party together and new hacking system.

Synopsis
In the late 2026 A.D. since following the Alicization Lycoris, the heroes of the Sword Art Online Game MMORPG Survivor, Kirito or so his player name, Kazuto Kirigaya right now is investigating regarding about the old secret projects regarding SAO which was left behind by the creators, Kabaya Akihiko containing a secret information about the true causes behind death of the players which used to be caused by Damages Brain from Nerve Gear.

He found nothing from those information secret files from him, except one keywords, which was read spells about The World. Kirito didn't know what those words are meant, but he checked all the internet through a smartphone and he found something that related to that one words to that files, The World: FORCE ERA the most popular MMORPG worldwide developed by CyberConnect Corporation, that completely rivalry to Alfheim Online which were developed by RECT Progress Inc. The question still lingering through his mind, and didn't know what those anything to do with that online, but brought the possibility theory from Yui if that the secret files that were hidden beyond networks within The World is there, and in order to learn the truth he decide to login to that game.

He invites Asuna and along with everyone, for login to The World FORCE ERA together for the investigation, however, sudden things happen that they couldn't transferring their current PCs from Alfheim into The World, and force to recreated account PC once again from the start, due to how powerful rivalries between CyberConnect Corporation and RECT Progress Inc which seems they against and competing toward each other.

Once they succeeded to recreated their PC Account and login themselves into The World FORCE ERA, somethings happen as they launching themselves into server, as mysterious black network came and attacking his friend, but causing Kirito being separated by his friends and arrived in unknown server which was unlikely none of he aware for, and thanks to Yui with him, she could navigate Kirito for the exit, but the problem is the design of the areas are very tricky and none of this really known by her, since she only known a little about The World Existence and while unraveling themselves for escape, only just suddenly that he got encountered by confused-PC which Yui read his PC as his name as Kite who also lost in unknwon areas as well, but... would he?

The story begins as Kirito finding the truth connection between SAO and The World, but the mystery that lefted by Kabaya Akihiko is much bigger than what he had struggled before...

[Fixing the synopsis soon, as much chance happens!]

Trivia

 * Sword Art Online x .hack// -The Ultimatum Link of Twilight- theme stories is basically based on rivalries and competing between SAO and .hack communities which is the best MMORPG franchise which seems become much debate ever since, most of all discussion that causes of it's rivalry due to the history beginning of the both franchise.
 * It is a second time for Sword Art Online and .hack would doing a crossover, since their first crossover in .hack//New World Vol.1 -Silver Maiden-.