O Guilty Man

David fears Scripps family history has repeated itself when Bernie disappears after his sanity is questioned when a truck he recently repaired careers into a garden and a snooping journalist uses it to boost his credibility. Blaketon and Ventress take it upon themselves to track down the mechanic. Meanwhile, Helen's estranged husband Matthew returns to Aidensfield and his scheming lands Rob in serious trouble when he faces being transferred to another station. Pushed to the limit by her cheating ex, Helen decides to play her husband at his own games.