Is he really the smart but unpopular swim enthusiast at Bahama High School or the pilot of the giant robot Regain in a war-devastated world? From the day he meets the mysterious girl Seizure Miami, his life changes forever as he begins to question reality and his own sanity.
Is KO Sonora the unpopular captain of his high school swim team or the pilot of Regain --a giant robot used to battle the forces of destruction in another universe? In this anime that questions the line between fantasy and reality, KO is going to find out that the truth might be even more bizarre than his inability to distinguish fact from fiction.
In this second volume, KO discovers that he and everyone he knows are merely computer simulations of dead human beings. But, as he comes to terms with this earth-shattering revelation, KO moves closer to an ever more startling secret.
He agrees to continue helping her if she will appear in a film he and his friend, Yoko Kaminski, are filming.03"Dexter Zone”"Defter Reiki” ()April 20, 2006 (2006-04-20) As KO plays a game given to him by Student Council President Shiva, he begins to question the reality he lives in.04”Shanghai Server”"Shanghai Saga” ()April 27, 2006 (2006-04-27) Many, May-Yen, and Lu Sheng are determined to save the corrupted Shanghai Server with help from KO and Seizure. Regain Salaries is sacrificed in the mission.05"Déjà Vu”"Dena BYU” ()May 4, 2006 (2006-05-04) KO convinces himself that Bahama is real and so are all his friends.
However, tragedy strikes when the Regain Altair is struck by Sin in the Anti- Regain Continue and Yoko's apparition data is destroyed.14"Memories of Destruction”"Moroni no Kick” ()July 6, 2006 (2006-07-06) KO must overcome his grief over Yoko's loss while Lu Sheng reveals what caused humanity to be stored within servers in the first place. But the world itself is acting strange and KO finally discovers the server can only simulate a limited time period before resetting itself.
KO discovers that Yoko can only exist as herself within the Altair, which causes pain for them as well as those around them.17"The Reconstruct ants”"Future Search Mono” ()July 27, 2006 (2006-07-27) While Shiva and Seizure go on an excursion on the repaired Regain Salaries, Into and the crew of the Oceanus must defend themselves against Sin, who has successfully infiltrated the ship in order to question the Celebrants' reasons for fighting the Sandstorm. The Sandstorm begin expanding their destructive Dexter Areas on earth.23"The Unlinking Moon”"Shizumanai Ski” ()September 7, 2006 (2006-09-07) The Altair and Garuda successfully infiltrate the Sandstorm base after fighting Abyss and Sin, only to enter the Sandstorm's quantum computer and be confronted by Nga and his views on the nature of life and humanity.24”One Drop of Light”"Hikaru no Hitoshizuku” ()September 14, 2006 (2006-09-14) KO, Yoko, Lu Sheng, and Many meet the real Shiva, who waited for them and believes that they may not be able to execute Project Resurrection.
The Altair and Garuda fight back against Sin and Abyss' Anti-bug unit while the rest of the Oceanus' crew bid a final goodbye to Shiva.25"Is the Sky of Bahama Blue? KO finally defeats Abyss while Seizure, with help from Into and the other crew members, stabilizes the system and eliminates the Dexter Areas.
Plot Summary: KO, an avid swimmer tries his best to keep the high school swimming club going, which is pretty hard when he's the only member. Facing the prospect of the club being closed by the student council, he tries to enlist beautiful Miami to act in a promo video, shot by his good friend Yoko, in a bid to start a recruitment drive.