is a theatrical adaptation of Agatha Christie’s novel by the same name. After receiving a letter, Carla Crale believes her mother, who died in prison, was wrongly convicted of poisoning her father. Determined to clear her name, Carla and her solicitor interview the individuals present on the day of her father’s death. In recounting their version of events, the witnesses reveal the inconsistencies and prejudices that have interfered with the shocking truth.