is a Japanese light novel series written by Hidefumi Kimura

Hidefumi Kimura

is a Japanese artist, writer and animator. He is a member of gímik, along with Keiji Gotoh and Megumi Kadonosono, and is responsible for composing the scenarios and writing most of the episodic screenplays for their anime, and for writing some of the related manga and light novels.- Television...

 and illustrated by Keiji Gotoh

Keiji Gotoh

is a Japanese anime director, character designer, manga artist, and member of three man production team gímik whose works include Kiddy Grade and Uta Kata.- Television :* Thundercats , In-between animation...

 with character designs by Megumi Kadonosono

Megumi Kadonosono

is a Japanese animator, animation director and character designer from Osaka, Japan.-Anime credits:*Aquarian Age: Sign for Evolution: Animation *Clannad movie: Character Design*D.N.Angel: Animation director...

 (collectively known as gímik

Gímik

gímik is a Japanese animation production group, formed by Keiji Gotoh, Megumi Kadonosono and Hidefumi Kimura.In the past, animators have often formed production groups to produce animations, but increasingly animation groups are assuming a dominant role in the process, and developing works with...

) published by Gakken

Gakken

is a Japanese publishing company founded in 1947 by Hideto Furuoka, which also produces educational toys. Their annual sales is reported at ¥ 821 billion ....

 under the Megami Bunko label. The main characters are , a popular young idol, and her manager, . This work is just a cover, however, for their true role as agents of the G.M.B, or "Gambit".

The first volume, subtitled and released on 2006-02-28, was originally serialised in Megami Magazine

Megami Magazine

is a Japanese monthly magazine which focuses on bishōjo characters from anime and Japanese computer and console games. It is known for having many posters, pinups and large pictures among the articles. Digital Manga Publishing released compilations of what it determined to be the best of the...

starting in the September 2005 issue, following a prologue published in the previous issue. A full colour pullout poster was included with each issue and reprinted in the novel. The second volume (which was not serialized), , was released on December 29, 2006.