A deadly virus is stolen from the high-security laboratory of a biotechnology company. Although the thief can be found, lifeless and bleeding from the nose and ears, the danger is not over yet: A gang of unscrupulous criminals is also on the hunt for the virus. Super-GAU at Oxenford Medical: A lab technician has stolen a rabbit infected with the deadly Madoba-2 virus from the high-security laboratory near Edinburgh. After the thief's gruesome death by infection, a frantic damage limitation operation begins. Toni Gallo, the head of security at Oxenford, realizes that the theft is only the prelude to an even greater catastrophe, because only a few days later criminals attack the laboratory and steal the virus. When a terrible snowstorm condemns the police to inactivity, Toni takes up the pursuit of the perpetrators alone...