From the introduction: Within the Ring of Fire is a deep immersive Dark Fantasy roleplaying game designed to allow players to explore passions and politics as members of strongholds, ambitious mercantile guilds, rigid theocracies, blasphemous covens, exploratory expeditions, and more. The game’s mechanics are designed to produce a cinematic narrative style with fluid fast-paced play. Publisher's blurb: The Saga Book is the core rule book for Within the Ring of Fire and is all you need to run a complete campaign within this setting.