"Former Conservative MP Michael Portillo pushes his body to the brink of death in an investigation into the ... all » science of execution. As the American Supreme Court examines whether the lethal injection is causing prisoners to die in unnecessary pain, Michael sets out to find a solution which is fundamentally humane. Armed with startling new evidence, Michael considers a completely new approach. Will it be the answer? There is only one way to find out - to experience it himself."