Empire Sent 600 Soldiers To A Silent Foundry Planet. They Found A Mechanical Hell

Major Hollis descends to a silent foundry moon with 608 soldiers and orders to end a labor revolt. The first rebel he finds is a dead worker bolted into a gun mount, breathing on a machine's schedule.

Dross has not been seized by strikers. Its mines, presses, smelters, and power grid have awakened under an ancient defense protocol, one that turns available human labor into fortifications. Every powered corridor is watching. Every wound may be an entry point. And every system Hollis destroys to save his cohort seals another route back to the surface.

...