Raylan squares off with a pair of merciless Detroit hit men. The battle between Boyd and Quarles comes to a head.

After the murder of his friend, Raylan is a man on fire as he goes after any- and everyone he holds responsible on the way to a bloody final showdown.

While working to undermine the murder charges against Ava, Boyd reaches out for new partners. Art steps up his investigation of the Tonin crime family.