Kuroko and the gang are in attendance for the full-immersion fantasy RPG A-EYE-S, a game that will award the player who beats it ten billion yen. Between its offer of thrilling and cutting-edge technological experiences and the existence of the fully-autonomous and limit-shattering AI known as HiToMi, the game quickly goes viral. But while the world is engrossed, there are attempts to hack into the system to win the prize money and expose HiToMi's technology. Only, these would-be hackers are getting cut down one by one...