Colette Folk, the eldest daughter of a wealthy but commoner trading family works in the Castle as an apprentice lower maid. One day she is forced to solicit the forbidding demonic looking Commander of the reputed Black Dragon Knights. She tried to ask for his help... (Source: Moonlight Novels, translated)

Taihen na Koto ni Natte Shimatta began as a web novel on Moonlight Novels, where 14 chapters were released from May 15, 2016 to May 24, 2016. A revised and illustrated version of the series was published by Ichijinsha on June 1, 2017 under its Melissa label.