In this final episode, decades on from the Magic Circle scandal, a dark secret is revealed about Shiny Bob and his inner circle.

You can watch the accompanying documentary, 'Beneath the Magic Circle Affair', on BBC iPlayer.

As the damning contents of a leaked secret police report spark outrage, a high profile lawyer is tasked with finding the truth of the Magic Circle conspiracy theory.

A police station has been robbed. Hundreds of documents have been stolen. Could one of them be a damning police report on the Magic Circle scandal?

A police investigation into alleged abuse of young gay men becomes part of the Magic Circle scandal. For the first time, we hear from those involved in the controversial case.

A senior lawyer claims to have a list of secretly gay legal figures and is threatening to expose its contents. As cases collapse, the press start to dig deeper.

A rumour that secretly gay lawyers and judges are perverting the course of justice sparks a conspiracy theory that puts the press on a hunt.

A conspiracy theory that a cabal of gay judges threaten the justice system has gripped Scotland. A shiny lawyer with a dark secret claims to have a list that possesses the truth.