At the golden hour, hidden truths and desires come to light…

In the genteel squares of late-Victorian Brighton, Ellen and Reynold Harper – twins, companions, colleagues – ply their trade as portrait photographers. But at the golden hour, the models arrive to pose for the lucrative – and illicit – photographs that really keep the Harpers’ business afloat. This is the other, shadowy world of the city: a world of erotic tableaux, boundary-crossing music hall performers, and the sinister figure of the local gangster, the Croc.

When Ellen is drawn into the orbit of unhappy newly-wed Clementine, she finds herself torn between loyalty to her brother, her dangerous attraction to new model, Lily, and her burgeoning friendship with Clem. And as the two worlds of Brighton collide, the three women discover that there is only a knife edge between the promise of freedom, and the threat of ruin…