From the publisher's website:
Johari, the world famous jewelry market in Jaipur, is the best place to buy gems and jewelry. There, clever traders try to get rich, while others try to survive by selling fakes. If you get caught selling dummies, you will be punished. Need a little help? Nobles are quite eager to offer their support- for a little something that is. Make good and become the most prestigious merchant of Johari!