《暗夜阴谋：谁是幕后黑手？》男人说你真骚啊是夸你还是骂你呢

　　Childhood friends Tommy and Tuppence meet in London after having served in World War I. Recently "demobed", short of money, and with no job prospects, they decide to become adventurers for hire. Soon, they are employed by the British Government to locate a secret treaty signed before the war.