In the wake of the Volkswagen emissions scandal, a team of researchers and journalists uncovers a widespread pattern of deception across the automotive industry. As they investigate major manufacturers, they reveal how companies have been manipulating pollution control systems to pass laboratory tests while emitting dangerous levels of nitrogen oxides on the road. This investigation exposes the human cost of these fraudulent practices, highlighting the severe health impacts on the public and the ongoing struggle to hold powerful corporations accountable for their actions.