Akuma no Riddle: Shousha wa Dare? Nukiuchi Test
English name: Riddle Story of Devil: Who's the Winner?
Genres: Action, Comedy, Girls Love, Ecchi
Type: Special, Episodes: 1
Aired: Nov 22, 2014
Studio: Diomedéa
Source: Manga
Rating: R - 17+ (violence & profanity)
Synopsis:
Unaired episode 13 of Akuma no Riddle released with the seventh Blu-ray/DVD volume.

The special will be previewed at a screening in Tokyo City on November 22, 2014. The BD/DVD will be released on December 17, 2014.