A young American man in Paris spots a beautiful woman in a crowd and is instantly smitten, but soon loses sight of her. Later, as he and several friends are sitting at a table at an outdoor cafe and he is describing her to them, he sees her again. His friends begin to tease him about her, and he bets them that he can win her love in 30 days even though he has no money.

A young French soldier in World War I is overcome with guilt when he kills a German soldier who, like himself, is a musically gifted conscript, each having attended the same musical conservatory in France. The fact that the incident occurred in war does not assuage his guilt. He travels to Germany to meet the man's family.

A student is pressured into pretending to be a classmate's Aunt so he can act as a false chaperone.