Part one of two. Guy's plans for his much anticipated Neurosurgical Unit are put in jeopardy when he makes a shocking discovery about Tristan Wood - the Unit's main benefactor. Meanwhile, Serena considers re-kindling her romance with a smitten Robbie but, with Bernie in her thoughts, can she commit to happy ever after with him? And Ric is pressurised to undermine everything he's worked for by Tristan.
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