 Roy Cronin, a Canadian soldier in London on furlough, falls in love with Myra Deauville, unaware that she is a prostitute. She accepts his proposal of marriage just prior to his being shipped to the front. They visit his uncle, mother and sister for a weekend in the country. Myra realizes she cannot escape her past and, after Roy leaves, tells his mother about herself. Back in London she is killed in an air raid.