Ayato Kamina, a 17-year-old high school student, lives in Tokyo Jupiter oblivious to the world around him, having been raised to believe that the rest of civilization has been destroyed; but everything changes when a mysterious alien civilization invades his home.
RahXephon (Season 0)

RahXephon Interlude: Her and Herself/Thatness and Thereness (Episode 1)
Air date: 2003-08-07
Runtime: 16 min
Overview: Quon Kisaragi was surprised when she saw an illusion of herself floating in midair. This other "self" of her claimed that she is a fragment of Quon. Thus an existentialistic dialogue began between the two.

Memories (Episode 2)
Air date: 2002-04-09
Runtime: 36 min
Overview: A compilation of the first nine episodes.
Ichiko Hashimoto - The Fate of Katun (Episode 3)
Air date: 2004-02-19
Runtime: 23 min
RahXephon: Pluralitas Concentio (Episode 4)
Air date: 2003-04-19
Runtime: 115 min
Overview: Ayato and Haruka are middle-school sweethearts whose lives take a dire turn when the mysterious Mu invade Tokyo in the year 2012. Protecting humanity from the Mu may be Ayato’s destiny, but what he really wants is to regain the relationship he once had with Haruka… a love that will have to transcend space, time, and reality itself.

Seasons

Episodes 26

Episodes 4