A recently regenerated community receives an unpleasant reminder of its grim past after a body is found hanging in the children's playground. When the father of the community's rebirth, Harry Wallace, falls under suspicion, Reid fights to clear his name, but the team begin to fear that she is letting her feelings for him cloud her judgement. She remains convinced that Wallace is not capable of murder despite evidence that he is not all he seems and as the case unfolds the team finds it increasingly difficult to share her conviction.
