第1話: 上条当麻は、記憶に秘められた禁断の知識を求めて魔法社会から逃亡する少女、インデックスと出会う。

Kamijou meets Index, who is on the run from a magic society that wants the library of forbidden knowledge stored in her memory. Later, Kamijou is shocked to find Index at his house – bleeding and accompanied by a strange man. (Source: FUNimation)

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