Both her father (Sam Neill) and mother (Alice Krige) are white, but Sandra Laing (Sophie Okonedo) is born with dark skin -- a complex problem in the era of South African apartheid that soon drives a wedge into the family in this poignant drama based on a true story. Though her parents fight to have the government classify her as white, Sandra grows up in a divided world, and experiences her parents can't understand make her question her identity.