Magpie is a stylish neo-noir thriller centered on married couple Anette (Daisy Ridley) and Ben (Shazad Latif), whose lives begin to fracture when their daughter is cast in a role opposite glamorous movie star Alicia (Matilda Lutz). As Anette’s suspicions about Ben’s crush on Alicia intensify, their secrets and lies threaten to come to the surface and destroy them all.