When her mother, her friends and her gynecologist ask her about her desire to have a child, Charlotte prefers to drown the fish. When Emily, a future client, confides in her about her infertility problems, Charlotte claims without thinking that she can't procreate either.
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.
When her elderly father has a stroke, Emmanuelle rushes to his bedside. Sick and half-paralysed in his hospital bed, he asks Emmanuelle to help him end his life.