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.

After the death of his girlfriend, Travis, a thirty-something psychiatrist, struggles to keep it together. On the brink of a nervous breakdown he stumbles across a strange church run by a charismatic leader, Pastor Jay. In search of answers Travis is led deeper and deeper into the underworld of religious fanaticism, home to a Doomsday cult and a teenage girl named Grace.