Heartbeat S05E06 - We're All Allies Really

When a young German man arrives to visit his father's grave, the residents of Aidensfield are outraged as his father dropped a bomb on the village during the war, killing two popular residents. Nick and Bellamy intervene when the victim's thuggish son sets out to avenge his parents' death. Meanwhile, Greengrass disappears after taking a hen-pecked husband on a drinking binge, causing panic in the village and a search party to assemble, whilst Maggie puts the past behind her.