When a harried housewife is accidentally left behind while on vacation with her family, she decides to take a holiday of her own in Venice. She becomes charmed by the city and her newfound freedom. She decides to extend her stay, finding a job in a flower shop, renting a room from a wistful waiter, and rediscovers her love for playing the accordian. But her solo journey does not sit well with her tyrannical husband, who hires an amateur detective to bring her back home.