One Page Adventure: Deep Gnome's Cache

From publisher blurb: Robberies like this have never been seen before. The building, completely cleared of its wealth before it sinks into the earth itself. It isn't clear exactly how this is done, but people need answers (and hopefully their money back). One Page Adventure: Deep Gnome's Cache contains: A short adventure for level 1 characters An HD dungeon map An Adventure Seed A new Poison