In Montreal, the unemployed fashion designer Sophie Malaterre is shown a website, switch.com, where it is possible to switch houses with a stranger for vacation. Sophie seeks an apartment in Paris nearby the Eiffel Tower that belongs to Bénédicte Serteaux and they change apartments. Sophie arrives in Paris on Saturday morning. The next morning, policemen break in the apartment and arrest Sophie while she is having a bath. Detective Damien Forgeat interrogates Sophie believing that she is Bénédicte and she learns that a beheaded body was found in her room and all evidence of her life has been deleted.
as Damien Forgeat
as Sophie Malaterre
as Stéphane Defer
as Delors
as Bénédicte Serteaux
as Alice Serteaux
as Verdier
as Claire Marras
as Marianne Malaterre
as Kourosh
as Koskas
as Canadian Inspector
as Inspector Lachaux
as Japanese Girl
as Agathe Huygens
as Père Huygens
as Pat
as Psychiatrist
