Michael Henderson, based in Kununurra 3,200 kms from Perth, and his police officer fiancée, Sarah, have to deal with a medical emergency. Joe Connolly flies home to Tallaght, where he surprises his family and makes plans to return to Australia with his dog, Riggs. Joe is spending €6000 to bring Riggs back to Oz. Dubliner Peter Crosbie is called to the scene of a car-jacking in Perth. He meets up with fellow Irishman, Detective Ciaran Cleary who's in charge of the crime scene. It's a complex case and Peter is going to have to work overtime to forensically catalogue all of the evidence. Martin Mitchell, from Tipperary and his girlfriend, Niamh, are moving house. Ex PSNI officer Rachel McCallum encounters a drunk driver who tries to charm his way out of an arrest by attempting an Irish accent.