The Best Episodes Directed By Hiroshi Nishikiori

It's the last episode, and Hijiri and Arata have their final showdown. Lugh joins in the fight, along with the Trinity Seven--Lilith, Levi, Arin, Mira, Akio, Yui, and Liese. Why is she attacking Arata? And what secret does Arata hold?

Aira begins to develop a crush on Okarun. As the three friends' emotions intertwine, they suddenly face another extraterrestrial emergency.

After surviving the crash, Vash started a life with Luida and Brad, while Knives formed an alliance with Conrad, the leader of the research group called the Sinners. The twins finally meet again in front of an array of plants that have turned red from overwork.

As Hermes finally reveals his true intentions, Bell battles the most powerful opponent he's ever faced.

Vash is drawn towards a seemingly abandoned village with a giant windmill, for reasons that only he knows. There, the group is attacked by a tremendous gale of gunfire.

Touma confronts Ars Magna in a dangerous battle to rescue both Index and Deep Blood.

Touma discovers the reason behind the experiment and appears to grow closer to Misaka.

Following the events of last episode and the activation of Index's defense mechanism Touma struggles to hide his amnesia from Index.

Touma encounters Ars Magna the leader of Misawa Cram School and a man with his own connection to Index.

Touma goes in search of Misaka to investigate the clone experiment.

In order to shake off the unwanted attention she’s getting from Unabara, Misaka asks Kamijo to pretend to be her boyfriend. Things get complicated when the faux-couple discovers that Unabara is hiding a magical secret.

School’s back in session and that means new transfer students – one of which is Index! In class, Komoe offers more insight into the realities of life as an esper – and a powerful new magical presence is detected in Academy City.

Panic ensues in Academy City upon the arrival of the sorcerer Sherry Cromwell, who makes no secret of her plans to destroy Kazakiri! Kamijo steps up to ruin Sherry’s plot – but the situation is more complex than he knows.

Kamijo chases Sherry away only to discover the sorcerer now has designs on Index! Meanwhile, with her secret revealed, Kazakiri takes advantage of her new situation and sets out to fight Ellis.

Touma tries desperately to save Index's memories before it is too late.

Touma spends some time with Misaka Mikoto and makes a strange discovery.

While Komoe helps Index in healing her wounds using magic, Toma meets Stiyl's partner, Kaori Kanzaki and learns from her why they are hunting Index and the organization, Necessarius, The Church of Necessary Evil.

Touma learns the truth about Index's perfect memorization and her loss of memories.

Stiyl and Touma join forces to investigate the mysterious Misawa Cram School.

Misaka and Touma hatch a plan to defeat Accelerator and end the experiment.

After Accelerator frees Last Order of the virus infecting her brain, he’s attacked by gun-wielding Amai. Just as all appears lost for Accelerator, Yoshikawa arrives to help – but Amai isn’t going down without a fight.

1, "A Child High School Student" We first meet 10-year-old prodigy Chiyo Mihama on her first day of high school. Meanwhile, English teacher Yukari-sensei is also on her way to school, and nothing seems to be going her way. 2, "A Genius" We learn that, in spite of being very smart for her age, Chiyo is far from perfect. Nonetheless, Chiyo quickly becomes a featured member of the class. 3, "Scary, maybe?" Chiyo is helping out in class when she meets Miss Sakaki, the tall quiet girl that everyone idolizes. But, upon reviewing Sakaki's pick of career choices, Chiyo wonders if their might be more to Miss Sakaki than meets the eye. 4, "The Rampaging Tomo-chan!" We meet Tomo, the hyperactive girl, as she challenges both Sakaki and Chiyo and generally gets herself into trouble. 5, "An Osakan Girl" A new transfer student, Ayumu, arrives from Osaka. Now, poor Ayumu must try to deal with her classmates' preconceived notions about Osaka natives.

Since the September 30 attack on Academy City by The Right Seat of God's Vento of the Front, tensions grows between the Catholic Church and Academy City, with the latter's tightening their security. Tōma has an unlucky day where he gets bitten by a hungry Index, hit by a ball on the head by Seiri, accidentally sees his teacher Suama Oyafune removing her skirt and gets attacked by Mikoto after the latter discovers a selfie of him and her mother Misuzu in his phone. As he heads home, Tōma is forced to follow an old woman named Monaka Oyafune, Suama's mother, to an empty park. Monaka reveals to Tōma that she is one of Academy City's Board of Directors and fears the upcoming war and wants him to investigate whether the recent world wide protest against Academy City are really the work of the Catholic Church. Tsuchimikado appears and shoots Monaka, which the latter explains she ordered the former to shoot her to protect her family and satisfy the rest of the Pro-War Board of Directors for talking with Tōma behind their backs. Agreeing to work with her, Tōma follows Tsuchimikado as they head to Avignon, France via a supersonic jet.

After figuring out the truth of Misha’s real identity, Kanzaki sends Kamijo and Toya to destroy the ritual spot. When Tsuchimikado suggests that Toya must die for the spell to end, a violent – and seemingly fatal – encounter ensues.

Touma faces off against Accelerator for the sake of Misaka and her 'sisters'.