When a life model is found murdered at the start of a painting class, Dr Blake is drawn into a difficult and troubling investigation. He is consequently forced to confront his own family's past and his mother's history as an artist.

When a family are found slain at their breakfast table, Dr Lucien Blake knows something about the scene doesn't fit, but can't put his finger on it. Jean's wayward son returns unexpectedly and causes quite a stir in Blake's household.