While touring Tuscany, Italy, promoting his new book, English author James (William Shimell) meets French store owner Elle (Juliette Binoche), and the two hit it off, deciding to spend a free day together. They travel to a nearby town, get coffee, visit a museum and pretend to be recently married in what turns out to be a popular wedding destination. As these two strangers get to know each other, however, it becomes clear there's more to their new relationship than meets the eye.