Four strangers, each enchanted by an advertisement addressed “To Those who Appreciate Wistaria and Sunshine,” impulsively pool their savings to lease a medieval Italian castle for the month of April. All are deeply dissatisfied with life and in need of escape: awkward Mrs. Wilkins, increasingly resentful of a husband who largely ignores her; proper Mrs. Arbuthnot, whose own marriage seems headed toward estrangement; beautiful and unmarried Lady Caroline Dester, tired...