The Cage

Joanna finds an unidentified man dead in a lift in a underground car park after a devastating flood, police assumes that he became trapped as the waters rose, but she is obsessed with discovering what happened to him.

A close-knit community is sent spinning on its axis following a series of strange and unnatural crimes.

The story of one of the greatest miscarriages of justice in British legal history, where hundreds of innocent sub-postmasters and postmistresses were wrongly accused of theft, fraud and false accounting due to a defective IT system.