Light Novel Volume 04

Unexplored Summon :// Blood-Sign 4 (未踏召喚 :// ブラッドサイン 4) is the fourth volume of the Unexplored Summon :// Blood-Sign light novel series. It was released on January 9th 2016.

Chapter List

 * Prologue
 * Opening X-01: Immediate Game Over
 * Opening X-02: Another Infiltration Mission
 * Stage 01: The Cutest Escape Game in the World?
 * Stage 02: There Will Certainly Be Consequences
 * Stage 03: The Elegant Throne which Invites That Queen
 * Stage 04: Who Made the Original Request?
 * Ending X-01: Waking from a Dream
 * Ending X-02: It's Game Over After All