An agoraphobic hip-hop prodigy and a disgraced former music manager cross paths in Chicago’s South Side and help each other face demons of their pasts.
A snappy, scrappy, straining-at-the-leash coming-of-ager from bleakest Scotland, Brian Welsh’s “Beats” takes place in 1994 — two years before the release of “Trainspotting,” though 23 years on, it feels like something of an heir to Danny Boyle’s Nineties yardstick.