“You’re the Worst” is a love story that casts a wary eye toward other love stories. Like its leads, Gretchen (Aya Cash) and Jimmy (Chris Geere), Stephen Falk’s Fxx series narrows its eyes when conventional couples approach — or conventional attitudes about romances persist unchecked. But it’s not cynical. It’s not unromantic. And in its final 13 episodes, the shrewd, stimulating, and tuxedo-black comedy proves it’s not an anti-rom-com at all (as it’s been billed). It’s simply a love story made for a new era of romance: “Notting Hill” mixed with “High Fidelity” for the millennial generation.

It’s fitting, then, that the premiere episode starts with a dueling parody/homage to ’90s-era romantic comedies — with Jimmy and Gretchen nowhere in sight. The first half of “The Intransigence of Love,” written and directed by Falk, is devoted to video store clerk Jake (Morgan Krantz) and