The hunt is on to find the murderer of a wealthy glamorous heiress who is found dead in her London townhouse. Based on the short story by Agatha Christie.

Two junior investigators come together against a new breed of criminal, the uber rich and powerful corporations, individuals and governments who hide behind legitimate facades.

The minister, his mistress, and her lover the spy. The story of the girl on the centre of one of many 20th century’s largest scandals – which modified Britain endlessly.