Dengeki Bunko
A light novel series, titled , is written by Tōru Shiwasu, with illustrations by Kei. It began serialization in ASCII Media Works' "Dengeki Bunko Magazine" on June 10, 2013. ASCII Media Works published the first volume on December 10, 2013 under Dengeki Bunko imprint while the second volume followed on June 10, 2014.