Sophie, a quiet and shy maid working for an upper-class French family, finds a friend in the energetic and uncompromising postmaster Jeanne, who encourages her to stand up against her bourgeois employers.
Forced to work extremely hard to keep things afloat, Paul begins hearing voices in his head questioning his past choices. Convinced that his wife has been unfaithful, he begins to see every male guest as a potential threat. What follows is Paul's downward spiral into the madness of deranged jealousy where he finally discovers that hell is not a state of mind – hell is himself.
Mika, heiress to a Swiss chocolate company, is married to celebrated pianist André and stepmother to his son, Guillaume, whose mother died in a car wreck on his tenth birthday. Their lives are interrupted by the unexpected arrival of Jeanne, a young woman who has learned she was almost switched with Guillaume at birth.
