Rob, Cath, Rhian and Ameer arrive at Cardiff City Hospital as newly-qualified junior doctors. Can they get through the day with their careers intact?

Drama from the creator of Hustle, following a group of four young doctors as they start their careers at Cardiff City Hospital and face the steepest learning curves of their lives.

Cath and Ameer interview for a new flatmate but the candidates range from the sublime to the ridiculous. Rhian saves the life of Simon's mentor, Darth, but can she save Simon from his lonely situation?