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 alongside a glamorous movie star, Alicia (Matilda Lutz). As Anette’s suspicions of Ben’s infatuation with Alicia intensify, their secrets and lies threaten to burst to the surface and destroy them all.