London, 1894. After a lifetime navigating his desires, John, married to Catherine, has met Frank. Meanwhile Henry's wife Edith has fallen for Angelica.

A shared vision for the future brings John and Henry together to write a revolutionary book in defiance of convention and the law.

Their daring book threatens to throw John and Henry, and all those around them, into danger. How far should they go to win personal freedoms? And how high a price are they willing to pay for a new way of living?