Not a true crime documentary but one about obsession.

There were times when I had my head in my hands shouting "no!" as Neil continued his search for his mother's murderer on a bunch of presumptions and coincidences that was leading him into strange but wrong places.

The video chat between him and the person who is notably called 'the old man' by the film makers also had me despairing at watching someone completely out of their depth just accelerating…