Molly begins to suspect that Lester is involved in the murders, but her boss points her in a different direction. Meanwhile, Malvo investigates the plot against a man known as the Supermarket King.
Malvo flips the script on the blackmail operation. Molly sets a trap, and Gus debates whether he should come clean. Lester's return to work has complicated repercussions.
Molly recuperates from her injury, while Malvo looks to dispatch a syndicate in Fargo. Lester continues his descent into darkness with the unfolding of his plan.