Arguably, no attention would have come to this matter if not for such presentation, and the perpetrators would have just gotten away with it easily, so it is in fact understandable that things were done in such a way.
Yet you choose to ignore the way more significant issues from B&M's side and focus only on the choices of dramatization of the events, which, if a problem at all, are only marginal in comparison. While further trying to use that a way to try to in fact discredit the more relevant issue.
I haven't watched part 2 yet, but he absolutely is affiliated with the person who lost the LEGOs. He's explicitly working with the son, who was the previous person that was running point on trying to get the sets back until it ruined his life.