Just describing the situation in which Linda (Rose Byrne) finds herself in Mary Bronstein's descent-into-hell motherhood drama If I Had Legs I'd Kick You is enough to provoke the state of heightened anxiety that the movie seeks to create in its audience. While her unhelpful husband (Christian Slater, mainly heard as a voice on the phone) is away on a long work trip, Linda finds herself single-parenting their chronically ill daughter (Delaney Quinn).
Lucija is a shy 16-year-old who is a member of her Catholic school's female choir; she joins the choir's special trip across the Italian border for a week in Cividale del Friuli.