In 1998, Rob Bilott began a legal battle against DuPont that would consume the next twenty years of his life, uncovering the worst case of environmental contamination in modern history and a corporate cover-up that put the health of hundreds of thousands of people at risk. Exposure is about malice and manipulation, the failings of environmental regulation, and one lawyer's quest to expose the truth about this previously unknown - and still unregulated - chemical that presents one of the greatest human health crises of the 21st century.