Yagate Maken no Alice Bell IV Hiiro no Chousensha

is the fourth volume of the Yagate Maken no Alice Bell light novel series, written by Akamatsu Chuugaku and Illustrated by Gekka Uru. It was released under the Dengeki Bunko Imprint in May 2014.

Synopsis
I want to return to the future ── In order to fulfill that wish, Shizuka and Alice Bell head for a new battle to capture the fragment of the highest-ranking youkai, the "dragon". On the other hand, Bibi and his friends are trying to hold a black mass of magical power gathering in an idol live format in order to return the static blades to the present age. In front of Shizuka, who is worried about his relationship with Alice Bell, a beautiful swordsman "White Sword" with the same ability as Shizuka stands in front of him. Will develop into! !!

(source: Bookwalker JP - Translated)