A Parisian couple decides to sell an unsanitary basement in their building. A very ordinary, nondescript man, Mr. Fonzic, shows up to buy it. Nothing unusual there, until the man moves into the cellar and makes it his permanent residence. The couple tries desperately to cancel the sale but to no avail. Worse, Mr. Fonzic becomes a threat to their family as he befriends their teenage daughter on whom he seems to exert a perverted influence.
Tom, 16, is a sensitive teenager who is about to enter a new high school after being expelled. He intends to find his place, make friends and seduce the girl he loves. Tom needs the support of his older brother, Leo, a true mentor, who is working to make him a “cool kid”. However, Leo's fraternal benevolence hides a destructive temperament... Will Tom be able to grow up finding his own path?
Florence, a lawyer overwhelmed by her family life, decides to buy a humanoid robot with a perfect physique. The robot meets all her expectations: maintain the house, take care of the children, and more... By maliciously disrupting their daily routine, the robot also arouses the jealousy of her self-centered careless husband, Franck, a second-class actor who suddenly realizes he must make some efforts not to lose the love of his wife.
