The quiet residential neighborhood at night is disrupted by the roar of motorcycles and the crude laughter of teenage boys. When she asks her husband to say something, he ignores her, worn out from work. Tired of this routine, married woman Nagisa has had enough of the boys' constant harassment. One day, returning from shopping, she sees the teens loitering and causing a ruckus on the street. Spotting them littering cigarette butts, Nagisa finally snaps and starts scolding them. The boys leer at her, exchange glances, and whisper to each other, "Should we do it?"