Kirstie Collins, who is helping Muriel McKendrick with the trial of a new drug, finds a severe adverse reaction from a patient, and wants to alert the drugs company, but McKendrick warns her against doing so.
This series is a spin-off from the long running BBC medical drama Casualty. Set in the same hospital as its sister series, this show follows the everyday lives, professional and personal, of the doctors, nurses and patients who find themselves, for various reasons, in the wards of Holby City General Hospital