"the drones all slave away" the "drone" is the military units. "they serve a faceless queen" the "faceless queen" must mean the government. "they're working over time they never question why" this means how the military units stay in combat longer than they should and they don't get any word to leave. and the part "failed attempts at living simple lives" means that how the solders are suffering from PTSD and go insane with themselves.
"the drones all slave away" the "drone" is the military units. "they serve a faceless queen" the "faceless queen" must mean the government. "they're working over time they never question why" this means how the military units stay in combat longer than they should and they don't get any word to leave. and the part "failed attempts at living simple lives" means that how the solders are suffering from PTSD and go insane with themselves.