Laura is struggling to support her large family when her former boss Gabriel hits her with a proposal. He wants her to go to Rio with him and spend one night as his mistress, and he'll pay her one million dollars to do it. There's a company he's desperate to buy, but the current owner's fiancée is an ex-paramour of his. In order to avoid jealousy clouding the deal, he wants plain-faced Laura to pretend to be his girlfriend! But will they be able to keep the lie going?