Tick, tick, tick, goes the metronome in the first scene of Kôji Fukada’s “Harmonium,” as appropriate a sound effect as has ever started a tightly wound domestic drama. It keeps time for schoolgirl ...

A quietly combustible tale of punishment and crime set in motion when a family lets a mysterious man move in with them, “Harmonium” makes the viewer question neat causal equations of sin, retribution, ...