After losing a patient, Dr Lucinda Edwards is desperate to prove herself to Dr Norma Callahan and Dr George Adjei from the Medical Investigation Unit.

As the Medical Investigation Unit continues to investigate Lucinda's conduct, Lucinda tries to learn more about why her patient died.

The inquest into the patient's death uncovers shocking new information which raises questions for both Lucinda and the Medical Investigation Unit.

Lucinda fights to defend herself as the investigation intensifies and her home life crumbles, but Norma and George disagree about their new evidence.

George and Norma must decide if they can trust Lucinda as her search for the truth becomes dangerous and she turns to help from unexpected places.

When psychiatric registrar Dr James Ford finds himself torn between a new mother attending a routine postnatal check-up and the sectioning of a floridly psychotic woman during a busy on-call shift, no one could predict the terrible consequences.