What’s Going to Happen to Kim on “Better Call Saul?”

It’s the biggest mystery left, and maybe the only one that matters.

Tonight, Monday, April 18, “Better Call Saul” will air the first two episodes of its sixth and final season. The show, famously a spinoff of “Breaking Bad” and its sleazy “criminal lawyer” character Saul Goodman, played hilariously by Bob Odenkirk, debuted in February 2015. It seems a lot longer ago than that, though. The world sure has changed a lot since February 2015.

The show will wrap up its prequel story, yet another part of the extended “Breaking Bad” universe. (The Netflix film El Camino followed Jesse Pinkman’s journey after the final episode of that show in a highly entertaining movie written and directed by show creator Vince Gilligan.) It’s not yet known if there are any more spinoffs coming, but I’d sure love one: While “Better Call Saul” has never been as wildly popular as “Breaking Bad” was — which may say more about the era of television in which it airs than the show itself — it is just as good, and, at times, even better. A large part of this is because of Odenkirk’s terrific performance, which is subtle and surprisingly dark without losing what is inherently funny about the character. (It helps that Odenkirk has made Jimmy McGill, the man who was Saul Goodman before he was Saul Goodman, so lovable…