Oscar Blaketon gets into trouble when two young criminals steal his car and run away from an accident they have caused, because he will not account for his whereabouts at the time of the accident and did not report the car stolen. Meanwhile the two criminals, Joey Sharp and Frank Collins, supplies drugs to the schoolgirl Lizzie Tyler and her friend Babs. Greengrass overhears how PC Bradley talks to a friend about buying classic motorcycles and spots an opportunity to earn a quit or two. He even knows where hen can get his hands on some if he can get Bernie Scripps to assemble them.

Sergeant Merton gets a visit from his cousin singing star Deborah Vine. She likes Aidensfield so much she may even decide to settle down there. She is joined by her daughter Didi, an upcoming singer who has left her show because she is pregnant and does not want her father and manager Larry Prince to know. PC Bellamy spots the wanted criminal Scudamore while he is on patrol with PC Ventress. Scudamore is arrested, but manages to escape during transfer to Manchester. David gets a shock when he is supposed to unload Mr. Clough from his taxi and discovers that the old man has quietly passed away during the trip. Clough's daughter April needs a man (around her shop) after her father's death and takes an interest in David. Too much interest if you ask David.