From the back of the 144-page sourcebook:
"There Goes the Neighborhood!
Even in the shattered and brutal landscape of the Great Maze, the mining town of Gomorra stands out as a hotbed of greed, violence, and intrigue.
The greedy Sweetrock Mining Company wrests ghost rock from the earth, always on the lookout for the outlaw Blackjacks. The heroic Law Dogs try to bring justice to the streets of Gomorra, while Kang's Maze Rats throw a wrench into everyone's gears. The mad scientists of the Collegium toil over their amazing devices, while the enigmatic members of the Sioux Union just watch - and wait. The sinister Whateley family sows seeds of fear, just as the maniacal Flock arrives to preach to Gomorra's masses. And just what are the Agency and Texas Rangers up to, anyway?
The setting for the Doomtown collectible card game comes to life in this 144-page sourcebook for Deadlands: The Weird West. It's all here: the people, the places, the things - and the secrets - that make Gomorra tick. And we've topped things off with 10 Doomtown decks designed by some of the best players in the world!
So strap on your six-guns, and watch your back, pardner. We're heading for Gomorroa, and its Doomtown or Bust!"