Robert battles to save the life of two road accident victims, one of whom is pregnant. Mike is grilled over his choice to continue treating a suicidal man who initially refused to be treated. Christine treats an accompanied prisoner complaining of strange symptoms, and discovers that his presence at the hospital is simply a ploy to allow his girlfriend to visit. Stuart's sister-in-law is admitted after a suspected mugging, but he begins to suspect that his brother could be subjecting her to a campaign of domestic violence.