In 1985, the body of a newborn baby washed up on a beach in Cahersiveen, Co Kerry, stabbed to death. What followed was one of the most infamous incidents in the history of An Garda Síochána. Diarmaid and Catriona trace the botched Garda investigation into the baby's death, carried out by the notorious Heavy Gang, the shocking Tribunal of Inquiry which followed, and how it became a watershed moment in the treatment of women in Ireland.