Magpie is a stylish neo-noir thriller centering on married couple Annette (Daisy Ridley) and Ben (Shazad Latif), whose lives begin to fall apart when their daughter is set up with glamorous movie star Alicia (Matilda Lutz). As Annette’s suspicions about Ben’s infatuation with Alicia grow, their secrets and lies threaten to come to the surface and destroy them all.