Dana Catrell wakes from a drunken stupor in time to see an ambulance pull into her neighbour's house a few doors down. Celia Steinhauser has been murdered. But Dana was at her house only a few hours ago. Celia wanted to show her a photo - a photo of Dana's husband with another woman… Dana has blank spots about what happened to the rest of the afternoon: especially the difference between what actually happened and what she imagines has happened, with dream and reality becoming blurred…