Romantic drama set in London. Carmen (Natalia Verbeke) is about to be married to the wealthy Barnaby (James D'Arcy). But on her 'hen night' she meets Kit (Gael Garcia Bernal) and soon finds herself struggling to get him out of her mind. Kit has become equally obsessed, and starts following Carmen around with his video camera. When the two of them begin an intense affair, Carmen's fiancé is driven insane with jealousy and plots his revenge.