When Jenny Simmons, the ugly duckling of her family, blossoms into a swan, the world seems to be at her feet. And when she meets Bryn Thompson, an amateur boxer, her happiness is complete. But life has some cruel blows in store for her - not least a well-kept family secret which will devastate her and threaten her very life. Helen Hall has recently qualified as a doctor and returned to the family home in Hillsbridge, trying to escape a complicated romance. Helen realises that she has it in her power to help Jenny, but will doing so cost her the job she loves? Evocative and enthralling, A Family Affair portrays the lives, loves, hopes and tragedies of the families who live in the shadows of the Black Mountains.