Tara is keen to impress Jac and gain her backing for a research project. However, when Jac fobs her off on Ollie the atmosphere is tense, leading Tara to confront Ollie about their 'almost kiss'. The two agree to keep things professional, but will their feelings be so easily ignored? Michael is back from the US and not best pleased with Serena's new initiative. How will AAU cope with the non-referral scheme and is Serena friend or foe? Malick is caught between Serena and Ric. Can he truly deliver a more efficient system without compromising patient care?