Twenty years after their last visit, half-sisters Lauren, Kat and Flore are summoned to Rock Point: the beautiful and windswept cliff house where they sat for their father's most famous painting, Girls and Birdcage.
But what should be a joyous return is darkened by memories of the catastrophic events of a summer twenty years before.
Because when the sisters arrive, it is clear that someone is determined not to let the past lie.
Someone who is watching their every move.
Who remembers the girls in the painting, and what they did . . .