Dr. Aitamaa is spending holiday with his family at their summer villa. He accidentally reads a letter that was meant to his wife. The letter is from another man. Aitamaa follows his wife to the city and finds out that she has a lover. Later the wife is found killed and Aitamaa becomes the prime suspect.
as Dr. Olavi Aitamaa
as Helena Aitamaa
as Ritva / Erkki's Wife / Irja Huurre
as Kristian Haapanen / Rantanen
as Mankela
as Svanholm
as Aitamaa
as Maurila
as Martta (uncredited)
as Erkki (uncredited)
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