When Olga’s friend Lara becomes a grandmother, Olga helps out whenever she can. After all, it’s a heavy burden on Lara, caring for her bereaved daughter and her baby grandson. And the new mother is not exactly considerate - she’s taken to her bed and all but rejected her little boy.

But simmering beneath Olga’s sensible support and loving generosity brews a deep jealous need to be the centre of Lara’s attention and affection - a need that soon becomes a consuming, deluded and dangerous obsession.