Jane Hudson (Hepburn) is a middle-aged school secretary from Ohio who fulfills a lifelong dream by spending a summer vacation in Venice. Jane befriends some other Americans there and enters into a romance with antiques dealer Renato de Rossi (Rossano Brazzi).
Tropes present in this film include:
- Market-Based Title: It was released in the UK as Summer Madness.
- Old Maid: Jane
- Scenery Porn: The Venetian locations are showcased to beautiful advantage.
- Street Urchin: Mauro, who befriends Jane and shows her the ins and outs of the city.
- Your Cheating Heart:
- Jane discovers that Renato is married with several children, though he tells her he and his wife are separated.
- Eddie, a married American painter, has an affair with the widowed owner of the boarding house they're all staying at.