After crossing paths at a party, a Cape Town teen sets out to prove whether a private-school swimming star is her sister who was abducted at birth.

In post-apartheid South Africa, Tsidi, a single mother, is forced to move in with her own estranged mother Mavis, a live-in domestic worker caring obsessively for her catatonic white ‘Madam’. And as Tsidi tries to heal her family, a sinister spectre begins to stir.