The series is a period adventure set in the years just before the First World War, unfolding in England’s political landscape. It follows an engineer, portrayed by Robert Powell, who becomes entangled in a web of political intrigue. Powell’s character navigates the tension of a nation on the brink of conflict, while the story keeps a tight focus on his professional and personal challenges. The episode also features a guest appearance by Charles Gray, adding further depth to the unfolding drama. Together, the cast delivers a snapshot of pre‑war England, blending historical atmosphere with suspenseful storytelling. The production captures the era’s tension and the subtle power struggles that defined the time.