 Emma Keane goes undercover to catch a thief who targets elderly women by posing as a store security guard. She loses her cool when interviewing the suspect and puts her job at risk. Lewis accuses Roger of racism when investigating a suspected case of domestic abuse. The investigation is put in jeopardy when the suspect overhears him and uses the situation to his advantage. Gina Gold returns from Australia and visits Smithy in prison. She reassures him that everyone at Sun Hill knows he is innocent and urges him to send out more visiting orders to his friends at the station.