The Day After is a rare misstep from South Korea’s prolific master of the mundane

C

Americans of a certain age, for whom The Day After conjures terrifying images of nuclear apocalypse (thanks to a 1983 TV-movie of that title), can rest easy. Nothing remotely momentous ever happens in the films of Korean director Hong Sang-soo, and The Day After—one of three features he premiered last year, arriving…