Over the course of one night, Sarah meets the handsome, captivating and smooth talking Lewis, who aims to be the bait in a sick sexual trap set up by himself and his low-life, rich kid housemate Kenneth. When their ruse backfires, Lewis and Sarah are forced into an unlikely alliance with deadly consequences.

In 1978, when the push to decriminalise homosexuality has stalled, a group of activists decide they must make one final attempt to celebrate who they are. Led by former union boss, Lance Gowland, they get a police permit and spread the word. On a freezing winter’s night, they cloak themselves in fancy dress, join hands, and parade down oxford street. But they have no idea that angry police lie in wait, and the courage they find that night will finally mobilise the nation.