When a woman learns that her fiancé has been killed in an air raid during World War II, she is forced to become a prostitute in order to support herself and their child. When her fiancé, having survived the accident, returns, she ends her life, unable to hide the shame she felt for what she had to do during the years of occupation.

A newly wed couple cannot pay the installments for their house. Thus, Irene finds a secretary position at the firm George is working at, pretending she is George's sister. The company director, a womanizer, is flirting with her and asks her to marry him, while his sister starts flirting with George . . .