Daniel is a shrewd and eloquent man who juggles his thriving business with his fulfilling family life and leads a thoroughly contented life. But after embezzling funds, he has to trade his luxurious apartment in Neuilly for a 9-square-meter cell in the Poissy prison overnight. The transition from suit and tie to sweatpants and flip-flops is brutal. Daniel finds himself in an environment whose rules he doesn’t know. But he still has his gift of gab, his sense of humor, and his innate knack for improvisation...

Synopsis: TMDb.