A roleplaying game of angry decisions, ugly ethics, and black city streets. A game of film noir. "A Dirty World" rethinks the One Roll Engine to focus relentlessly on character. Hard-boiled private eyes, dirty cops and femmes fatale make their hard choices and hide their grubby secrets. "A Dirty World" features... A unified conflict mechanic, where gunfights, duels of deceit and emotional blackmail not only work the same way, but fuse seamlessly. "Swift Justice" character development. Instead of tracking and spending points, your character's abilities improve in direct reaction to the game's events. One-Roll Mysteries, a mechanic to spit out intricate plots with one throw of the dice. Rules that don't merely support drama, they are drama. Only meaningful choices push your character forward. There is no easy way, by definition.