C3 (C cubed) III

is the third volume of the C3 light novel series, written by Hazuki Minase and Illustrated by Sasorigatame. It was released under the Dengeki Bunko Imprint in April 2008.

Synopsis
The Yachi family has finally regained their composure after two difficulties. However, while Haruaki and Konoha went out, "Sole" sneaked into the house and gently approached from behind Fear, who was alone in the answering machine. …… Kasari. Fear senses something wrong with her noise and takes out her Rubik's Cube, but "Sole" -a little girl with black hair-ties Fear up with her own hair and hangs it in the air ... tickling around !? Who the hell is this girl !?

(source: Bookwalker JP - Translated)

Characters

 * Haruaki Yachi
 * Fear Kubrick
 * Konoha Muramasa
 * Kirika Ueno
 * Sovereignty
 * Shiraho Sakuramairi
 * Kuroe Ningyouhara

Anime
This volume is adaptated into episode 6, 7 and 8 of the anime.