Harry Parker lost both his legs after stepping on an improvised explosive device while serving as a British Army Captain in Afghanistan in 2009. Since then, he has married, become a father, earned a master's degree and written an acclaimed novel. He is joined by Imperial College London's military medical historian Dr Emily Mayhew, who specialises in the study of severe casualty. Their compelling stories of conflict, survival, treatment and long term recovery illuminate just how far we have come in saving, healing and restoring the human body.