Schooled in Murder (S15E06)

When Debbie Moffett is crushed to death with a giant round of cheese at the home of the world-famous Midsomer Blue, secret and controversial plans to modernise the dairy are revealed while rumours about private lives of the parents cause a row at the prestigious local prep school. As other people linked to the dairy meet agonising deaths, long-held secrets start to emerge. (Prime Video)