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.

The MIU refuses to concede to pressure from the hospital's trust while looking closer into previous complaints that might shed light on the truth, but just how far will the trust go to protect itself? Suspicion turns once again to James Ford after his actions on his night out are revealed, and Kate is forced to make a decision as both the doctor and the MIU race to track down midwife Maria Carter

Lucinda covertly digs into the circumstances which led to her patient's death while under increasing scrutiny from the Medical Investigation Unit.

When psychiatric registrar James Ford finds himself torn between a new mother attending a routine postnatal check-up and the sectioning of a psychotic woman during a busy on-call shift, no-one can predict the terrible consequences. The MIU are brought in to investigate, but digging deeper into the events that night leads to questions about Dr Ford and his hospital department.

After a nightmare shift in A&E during which a patient dies, experienced Doctor Lucinda Edwards faces an investigation into her fitness to practise.

Pressure mounts on Dr Ford as the investigation continues and when another traumatic incident occurs in the unit, he clashes with colleagues and the hospital's trust and leaves the future of the unit in doubt. Meanwhile, the MIU continue to dig into the events leading up to the incident and as they uncover discrepancies and questions, new evidence further undermines James' fitness to practice.