Benedict Cumberbatch plays the lead role in this current and captivating drama about what happened in the backdrop of the Brexit referendum campaign. The film presents the campaign from the perspective of strategists, mostly unknown, from both sides, who plan to gain the advantage, all while dealing with politicians who want to be in the light of controversial thinkers and financiers. In a time when explosive revelations about the exploitation of personal data, the corrosive effect of fake news and advertising through social media are at the forefront of news, the film explores how modern data-based campaign techniques contribute to one of the most unexpected. , intense and controversial decisions in the history of modern politics.