A trendy organic bakery in a restored mill is causing resentment amongst several villagers. Causton CID don't take the complaints too seriously until several people are dosed with a dangerous hallucinogenic. Then the first death occurs. Guest stars include Nigel Lindsay (Victoria), Robert Gilbert (Killing Eve) and Suzanne Parker (Causality).

The town of Causton's detective chief investigator and his detective sergeant investigate the scandals and deadly deeds that lurk just beneath the well-manicured surface of the county of Midsomer. The series is bolstered by a rotating cast of investigators and many special celebrity appearances.