For 25-year-old Stéphanie, life takes a dramatic turn the day a compromising and humiliating video of her mother goes viral. Stéphanie is convinced that this video, which destroyed her mother's political career and destabilized her powerful family clan, is fake. This is despite the opinion of all the experts who certify its authenticity. But who would have fabricated this fake, and why? Despite having no prior experience in the field, Stéphanie, who has no talent for lying and is neither a spy nor a police officer, gets hired under a false identity at a startup she suspects has the technological capabilities to create incredibly sophisticated fakes. Drawn against her will into a dangerous conspiracy with international ramifications, Stéphanie will discover that the truth isn't where she expected to find it and that perfect lies come at a very high price.