From the back cover:
Traveling for months in unfamiliar lands, the adventurers and their families have finally secured a water source. Food however, is the same persistent problem. After a recent wind storm, someone spotted a strange hill to the north - a sandy dune with many doors, seemingly abandoned...what could this be? You have been selected to scout this new area, to search for food and more importantly, threats to your new encampment.
The first adventure specifically designed for the new TSRS Science Fiction variant!
From the front cover:
Scavenge the Sands is an exclusive adventure for the 2015 North Texas RPG Con. It is designed for three to five players with starting adventurers.