It was with great reluctance that Sarah Knight agreed to impersonate her sister Madalyn on a visit to a South African farm, but in the end she had to agree. All the same, her forebodings were soon justified - for she fell completely and hopelessly in love with a neighbouring farmer, Brent Milward, and had to face the fact that it could never come to anything. How could it? For even if Brent were to be interested in her, which did sometimes seem possible, she must keep up the deception; and that meant going away in Madalyn's good time without ever letting him know her real identity.