Fifty-nine-year-old Charulata is rushed to A&E after collapsing at home with signs of a stroke. She has a history of strokes, diabetes, and is awaiting a heart bypass, so doctors send her for a CT scan to find out what has happened. Twenty-eight-year-old carpenter Luke - who has epilepsy - arrives after cutting his finger at work. Although his girlfriend Stacy says it looks like a paper cut, he is worried it may trigger a seizure. Meanwhile, 75-year-old Anne comes to St George's after falling and hurting her arm on holiday