Series following people from all walks of life who have switched careers to become police officers with Dyfed Powys police.After graduating from the classroom, our rookies are sent out to their stations for a three-month tutorship period that sees them paired up with an experienced officer who will teach them everything they need to know about practical policing. After three months, their tutor will decide whether or not they are ready to become a fully fledged police officer.In this episode, former research scientist Emma gets a tour of her new Llanelli patch with tutor Ash, before taking part in her first drugs warrant.Ex electrician Gethin tries to impress the chief constable as she visits his new station in Milford Haven, and then teams up with his tutor, Carla, to help a woman whose car has been damaged by a rolling car.Meanwhile, after being given the traditional rookie job of washing the police van, former charity worker Lisa and her new tutor, Gus, search for a man near Lampeter who has been reported to police for carrying offensive weapons in public.