It's Yui Hirasawa's first year in high school, and she's eagerly searching for a club to join. At the same time, Ritsu Tainaka, a drummer, and her friend Mio Akiyama, a bass player, are desperately trying to save the school's light music club, which is about to be disbanded due to lack of members. They manage to recruit Tsumugi Kotobuki to play the keyboard, meaning they only need one more member to get the club running again. Yui joins, thinking it will be an easy experience for her to play the castanets, the only instrument she knows. However, the other members think their new addition is actually a guitar prodigy...

Kagemori Mamoru is a nerdy-looking boy whose hair is disheveled and who wears thick glasses. But he is actually the scion of a ninja family, who has secretly protected their neighbors, the Konnyaku family, for 400 years. In particular, Mamori has protected the daughter, Konnyaku Yuuna, since they were in the kindergarten. When Yuuna is in trouble, Mamoru quickly changes into a ninja uniform, and becomes a competent ninja to help her

Lewis Caroll wrote two volumes about the adventures of Alice in Wonderland, but there's a rumor of a mystical third volume. In order to compile the last book, magical bunny-girl warriors do battle with eachother, stripping the defeated of pages locked inside them.

One day a man, Kaiba, wakes up in a broken room. He has no memories, only a pendant with a picture of an unknown woman. Outside of the room are grotesque floating electrical clouds of disjointed memories. Kaiba is suddenly assaulted, and escapes into space. He travels to various planets, encountering various people and retrieving his memories. Memories of an inconsistent and decaying world, of his own agony and of Niero, the woman in the picture.

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Itou Kaiji is a bum who steals car emblems and slashes tires on what seems to be a regular basis. This routine changes one day when he is paid a visit by a man in a trench-coat. Once the two get talking, it seems that the visitor (Calling himself Endou) is a debt collector. The reason for his visit is an unpaid loan which kaiji had previously co-signed for a work-mate (Furuhata Takeshi). The original loan was 30000 yen and once Takeshi had disappeared, the loan then fell on Kaiji. Kaiji is then told of a way to clear the interest compounded debt (which stood at 3,850,000 yen), which involved getting on a boat with others in his position. Once on the boat the debtors would then have to gamble with loaned money, which would end with a few winning, and others getting into deeper debt and having to work to pay of their debts. After some coercing kaiji accepts a position on the boat, in order to clear himself and make a bit of money as well...

Sora, a young girl from Japan, comes to America in search of her dream. She wants, with all her heart, to be a member of the famous Kaleido Stage, a combination of musicals, acrobatics and magical effects. With the help of her friends, she struggles to make this dream come true.

Fumiwara Naeka is a granddaughter of a billionaire and the heir to his fortune. She is pursued by those who desire her inheritance. In order to protect her from them, an agent is dispatched in the form of a male maid, who looks like a masculine samurai wearing a mask and has teeth like a shark's. Wearing a maid uniform, Kogarashi gives his best effort to serve Naeka. His noisy and pushy services make her daily life exciting.

Karin Hanazono is an orphan, living with her relatives. Her life has never been easy, her studies are not well, she is not the best in sports and technically she is miserable. Left with only a ring as a memento from her departed mother, she suddenly finds her life changed, as she was mourning her pet cat, Shii-chan. On that night she met a strange boy, Kazune Kujyou. After that event, she experiences several mysterious incidences that soon led her to find out that she is a little goddess. Finding others like her she soon sets out to understand herself better as her mysterious powers grow and she becomes beset by opponents.

As the end of the century draws near, God's and the Devil's agents are racing to gain power. The Devil has been preparing by placing demons in beautiful works of art in order to lure unsuspecting humans into protecting them. It is up to Kaitou Jeanne, the reincarnation of Joan of Arc, and her angel guardian Fin Fish to seal these demons and prevent them from corrupting the souls of the innocents they posses.