Tess and Jonesy investigate a domestic disturbance and Tess is reacquainted with Hayley, a troubled young girl from her past. An unpopular neighbour's portrait is discovered riddled with bullets and he is adamant that Hayley is responsible but Tess defends her. An elderly woman's dog is found shot dead and PJ discovers that the bullets from both crimes match. When the weapon is found, Hayley is implicated. Tess' faith in Hayley's innocence leads them to the truth but places Hayley's future in jeopardy. Will Tess challenge the stability of her own world for the sake of Hayley's?