After Red Jacket looses a lucrative contract, Will and Joe have a heart to heart about RJF's future. Will attempts to fit a 25mm Hotchkiss canon inside a pick up truck. Joe prototypes a flying drone, to fire remotely. Will is hand-delivered dreadful news.
Joe's new role as CEO causes tension in the shop. Will keeps focused on their newest challenge - a snowmobile with twin MAG-58s attached to it. Charlie works on a rare seven-foot long Japanese Jingal rifle. Joe goes it alone on a risky deal with Vince.
A former pro football player turned contractor hires Will to have a triple barrel 12 gauge demolition shotgun made. Joe's closed-door meetings and secret phone calls have everyone wondering what he's up to, and his new policies anger Steph and Kris.
A request comes in to have a long-range rifle mounted on a vehicle that can drive deep into the swaps. Will wants to debut a prototype of RJF .308, but Joe thinks using the RJF 300 blackout makes more business sense so they have a build-off!
Will senses danger in the way a rare, water-cooled, 50 cal Browning machine gun is running. He steps in to keep the shooter safe, by rebuilding the powerful gun. Charlie defies Will by taking on a friendly bet. Will gives Joe an ultimatum.