AD 144. The Antonine Wall in Western Caledonia, modern day Scotland, has been standing for two years. Centurion Andronicus and Optio Scrivinus have recently been assigned to the Roman Balmuildy Fort and are attempting to improve the men's fitness and discipline.Soon both the old and the new world collide. The Romans find themselves amongst the native tribal chiefs of Jamis, Aritan and Callun. In peace or war can either side survive?