Boogiepop Question: Chinmoku Pyramid

is the fifteenth volume of the Boogiepop light novel series, written by Kouhei Kadono and Illustrated by Kouji Ogata. It was released under the Dengeki Bunko Imprint in January 2008.

Synopsis
She likes him, he likes another girlfriend, but someone who likes her has a lover ... In such a mundane love triangle, the strange death struggle of synthetic humans ── keeps running away and hides A person, a person who pursues only his own love while chasing it, and a monster that eats them ── When a strange triangle overlaps, one question is born ... "Boogiepop" What is that? "What I remember, what I forgot, what I lost, my friendship, my dreams, and the unanswered questions, which I can remember, but never A story I can't remember. Is it liberation or silence ahead of the fate of the girls who trace the disappeared past while searching for the god of death?

(source: Bookwalker JP - Translated)

Chapters

 * Question 1. What is the God of Death?
 * Question 2. What is life and death?
 * Question 3. What is reality?
 * Question 4. What is a broken heart?
 * Question 5. What is a group?
 * Question 6. What is friendship?
 * Question 7. What is despair?
 * Question 8. What is a memory?
 * Question 9. What is the world?
 * Question 10. What is right?

Characters

 * Boogiepop / Miyashita Touka
 * Nagi Kirima
 * Kazuko Suema