Shadows Hammered by the Stone is a one-shot adventure for Down We Go. Check it out! And, check out the Down to Jam 23 where you can find other adventures and stuff for the Together We Go system. It's simple, it's cool, it's fun.
In this adventure, characters find themselves in a cave system where some dwarven ruffians have made a home, and set a trap. Further exploration can reveal a few more surprises, including the ancient burial grounds of a long lost bird people, and the undead remnants of that people. Also, a shrine to the avian god can reveal an ancient treasure.
This 2-page adventure has everything needed to run a game on the fly. Creative GMs may want to add more details to the quest or expand on some of the content. Use it as a one-shot, use it to populate a hex in your hex crawl, use it as a side quest for a campaign story. Adapt it to a different system if you want.