This interview contains plot details, including some spoilers, for Celine Song’s “Materialists,” now in theaters. “Celine Song Summer,” as decreed by Charli XCX at Coachella, officially commenced with the release of the Oscar-nominated filmmaker’s sophomore movie “Materialists.

Oscar-nominated “Past Lives” filmmaker Celine Song's new film “Materialists” was inspired by the brief time she worked as a matchmaker in New York.

By this metric alone, Celine Song’s “Materialists” is something else entirely. Song’s characters tell us bluntly what their salary is, or how much their apartment costs. Economic reality, in fact, drives the narrative.