Oo-roo is an Aboriginal word meaning " See you. " " The specter of restored passport control checkpoints and customs at the border with Northern Ireland is contemplated with horror by people here who remember the delays and inefficiencies that the border used to cause in the old days..." From a speech delivered by a Member of the Dáil. Brexit is rapidly changing traditional European relationships. In the middle of these swirling seas, Jack and Mick are tasked with investigating the Republic of Ireland and the United Kingdom’s security, as opportunists look to gain citizenship and set up illegal ventures anywhere they can find a crack in the shield. These are the same characters that shared their " Life in the Shadows " in "Beyond the Black Stump," "Slaughterhouse Creek," "A Day Without Stars," and "Under the Spider Tree."