Book excerpt: A World of Honest Threats casts a slew of characters across the Underdark, a never-ending labyrinth of trodden sewer and rail tunnels. Survival has become a daily motivation, clans vie over food and warmth, barely fending off utter starvation. These competing factions clash with warriors of legend, immaculate mavens of lore, even dastardly political envoys. Learn elaborate backstories of intrigue, mysterious mythos, and discover all that this unforgiving frontier has to offer.