Heartbeat

Peggy tests Younger on the Highway Code at the Aidensfield Arms - failing to answer any questions correctly, it looks unlikely that he will pass his driving test. Meanwhile, young couple Jo and Greg arrive in Aidensfield from Nottingham as they are investigating the presence of a group of workmen at the abandoned airfield - believing the men are building an American air base, they prepare plans for an anti-war protest. Will the protest go to plan?