A powerful account of a young Jewish girl fighting back after the Germans invade Denmark in 1940. Lisa was the 1988 winner of the Geoffrey Bilson Award for Historical Fiction 1988, Canadian Children's Book Centre Our Choice, IRA Young Adults' Choices for 1991, Sydney Taylor Book Award 1989, and a New York Times Book Review, Notable Book, 1989.

When the Nazis invade Denmark, Lisa and her family refuse to perish without a fight. Her father, a doctor, treats resistance fighters in secret, and her older brother enlists in the anti-Nazi movement. When Lisa joins the resistance to seek revenge, she realizes the war her people are fighting is a lonely and deadly one. Can one person really make a difference?