Kim and Jimmy face off with an adversary. Jimmy looks to Chuck's past to secure his future. Jimmy loses an ally and gains another.

While Jimmy dreams of Wexler-McGill, Kim makes a bold move. Mike puts a plan into motion for Gus.

Jimmy expands his business, but runs into a problem that only Kim can solve. Gus intervenes in Hector's medical care. Mike deals with a setback.

Now doing business as Saul Goodman, Jimmy unveils an unorthodox strategy for client development that tests Kim's tolerance of his new legal persona. Lalo searches for the mysterious Michael, only to discover a problem within his own operation.

Jimmy and Kim build a legal firewall with help from Huell. Kim sets things straight with her clients as Jimmy is compromised by his. Gus, at war on all fronts, calms troubled waters in service of his plot to build an empire. Mike does damage control.

Still on the run, Nacho is forced to choose where his loyalties lie. Jimmy doubles down.