While investigating the murder of a local magistrate, Dr Blake realises the answers to this crime are inextricably linked with the death of his mother 40 years earlier.
When the local hardware store owner is mysteriously found dead in a hotel room, Dr Blake decides to spend the night in that same room to try and solve the crime.
A kidnapping involving the winners of the first ever state lottery leads Blake into a shady world of greed and envy. Meanwhile Blake is waiting for the perfect moment to finally propose to Jean.
When Jean's son Jack returns to Ballarat, he becomes a suspect in the murder of the wealthy Dennison family. Dr. Blake must solve a mystery that is close to home.