Episode: Death Us Do Part. The episode starts with a suspicious-looking doctor conducting rounds at the hospital. Mr. Docherty is getting married to his personal assistant the following day and the staff hold a surprise party for him. Caroline is vomiting, and our suspicions are confirmed when she later tells Andrew that she is pregnant. Raj's father has had a heart attack and is being treated at the hospital. Dr. Mortimer is diagnosed with pneumonia, which is very concerning, given his HIV-positive status. Smedley and Claire get back together.