Courtroom drama, each case takes three episodes. At the end of the third episode, a jury of "ordinary people" comes to a verdict on the evidence presented.
Anarchist and peace campaigner Margaret Anderson is accused of attempting to persuade soldiers to desert from the army.
Captain Andrew Crichton and Sergeant Waxloe describe meeting Margaret and being offered leaflets detailing 'pacifism.' The case for the defence begins, Margaret tells the court why Ridley went AWOL and why she had the leaflets.
Margaret is grilled by Celia Travers and asked to account for the pacifism leaflets found in her flat, her flatmate suggests where they came from. Margaret's friend, Father Flynn is quizzed over his relationship with her.