Mo returns from maternity leave and drops a bombshell, while Dominic gets a shock when he realises that going to Hawaii with Isaac is not going to be as straightforward as he hoped.
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