When rookie royal guard Flash Senty becomes the night guard to the prison of a fearsome demon he soon finds his life turned upside down. Can Flash find the keys to his own salvation, or will this demon be his undoing, as it has for so many others?
For centuries Equestria has existed as a beacon of order and harmony. However, not all things are meant to last. A storm of change is rising on the horizon. One that will shake the very foundations of Equestria.