To Learn More About The Ancient Pharaoh Hakotep I And The Secretive Cult That Wants To Revive Him, The Heroes Travel To The City Of Tephu To Explore Its Vast Archives - But They Must First Contend With Those Who Want Such Knowledge To Remain Forgotten. Continuing The Mummy`S Mask Adventure Path, Shifting Sands Is A Pathfinder Roleplaying Game Adventure For 7Th-Level Characters.