Mia Turner is the newest nurse in Holby ED. She's fresh from University. Mia meets Iain and they clash. They're both strong tempered. When Mia and Iain get trapped in a hole, they have a heart to heart. Iain admits he's still partly in love with Rita. Mia tells him she's suffered with an eating disorder and now wants to help people get better. She's also fresh from a bad relationship. Can Iain and Mia find love with their second hand heart?