A high-flying development executive takes against the new employee in a solidly silly thriller. Here’s our Black Mirror: Bête Noire review.

Maria (Siena Kelly) is good at her job, and not very nice. Office wunderkind at a trendy-looking chocolate company, her idea to combine Miso jam with a dark chocolate coating is taking focus groups by storm. The first bite tastes as bizarre as it sounds – on second inspection, apparently, it starts to grow on you. We’ll take their word for it…

Still, despite her culinary triumphs, Maria has something of a mean streak. Simultaneously insecure and ambitious, she can’t help but bristle when an old classmate – Rosy McEwen’s Verity – arrives on the scene and effectively talks her way into a job in her department. Always the weird kid at school, prone to spending lunch breaks alone in the computer suite and with few social skills to speak of,...