The scam of the century, which occurred in France and Europe between 2008 and 2009. Billions gone up in smoke on the new financial market of "carbon quotas" invented to fight against global warming. The association of Belleville crooks with a trader from the wealthy neighborhoods, tracked by an obsessive investigator. When human passions are unleashed beyond simple interest. Based on the investigative book by Fabrice Arfi.
Marie-Line is juggling between odd jobs to support her agoraphobic father. Despite the precariousness of their lifestyle, she remains a lively and cheerful young woman. Yet, after a series of unfortunate events, she is fired from her job and sentenced by a judge to a small penalty. A few days later, this very judge will be in a position to help her get back on track – a chance for Marie-Line but also the beginning of an unlikely friendship.