Motus

For centuries, the people of Motus have tunneled through the rock in search of the resources they needed to survive. Until Corun, armed with his late father's pickaxe, uncovers an unfamiliar ore in the underground city's path.Far from the riches he hoped for, an appraiser identifies the ore as slag from the furnace, rock long ago stripped of its useful water and oxygen. It can only mean one thing....