Nick is left to pick up the pieces when an old man resorts to shocking lengths to exact revenge on a young couple for accidentally running over his grandson, and the bobby becomes intrigued when Blaketon becomes unusually desperate to protect the youngsters. What is his sergeant hiding? Meanwhile, Greengrass is irked when his rich older brother Cyril arrives in Aidensfield to buy a cottage for his mistress. However, he spots a way to use Cyril's new Rolls Royce to make his own fortune, and chaos ensures when Cyril's wife also shows up in the village, while Jo's father moves in with Maggie to recover from his wife's death.