A year after Jacko Argyle's death in prison, Dr Arthur Calgary arrives with evidence that would have proven the young man innocent of his adoptive mother's murder—a discovery that comes far too late. Calgary's revelations shatter the fragile peace of the Argyle family and force them to confront an unsettling question: if Jacko did not kill her, then who wielded the poker that night? As old tensions resurface and suspicions turn inward, the search for the true murderer threatens to unravel everything the family has tried to rebuild.
