The Unexplored Summon:// blood-sign (2)

is the second volume of the The Unexplored Summon:// blood-sign light novel series, written by Kazuma Kamachi and Illustrated by Waki Ikawa. It was released under the Dengeki Bunko Imprint in January 2015.

Synopsis
The strongest invincible summoner, Kyousuke Shiroyama. "Those who lurked deeper in the gods" -"Unkilled King (Alice Rabbit)" who freely calls even the highest peak "unexplored" servants (materials). His main business was a very ordinary high school boy who threatened to be late. Kyousuke, who is always undefeated, also has the only weakness. "I can't see this anymore ... So, help me ... Help me now !!" "As you say" It was the soul of the girl. When he hears the word from a library committee member in the same class, he signs a contract with the girl as a yorishiro. What she attacks ... to protect her from the ghost of her dead sister, "The Girl in the Rain." However, the situation did not end there. When the two discover the secret of "The Girl in the Rain," the killer summoner of "Illegal," one of the three major powers, appears. What action did Kyousuke take against the difficult enemy who controls the battle stage "Artificial Sacred Ground"? The second orthodox series that follows the flow of "A Certain Magical Index"!

(source: Bookwalker JP - Translated)