Door Buster, a retired Guardsman, returns to a future Ponyville as a police officer to find streets filled with crime. While investigating the rise of crime in Ponyville with his partners Sure Shot, Spitfire, and Black Hooves, Door Buster must face his broken relationship with Rainbow Dash that and the changes that happened in Ponyville while he was chasing his job. As he faces the everyday dangers of patrolling the streets he uncovers a sinister plot that could threaten Ponyville's very existence.