Will Britain take him in... or mark him as its enemy? Faustus Valerianus is the son of a Roman father and a British mother, a captive sold among the spoils after Claudius’ invasion. When both parents die within a month of each other, he sells the family farm and enlists, joining legendary general Agricola’s campaign to conquer the entirety of the British Isles. But Faustus will have to contend with more than ferocious British warriors and whip-cracking elements. For the bonds of blood can weigh heavy on one’s soul. The call of his mother’s true people.

25 BC. Titus Cervianus is no ordinary soldier. A former surgeon from the city of Ancyra, he's now a capsarius—a combat medic. Cervianus is a pragmatist, a scientist and truly unpopular with his legion. The Twenty Second Deiotariana have been sent to deal with uprisings and chaos in Egypt. Yet the Twenty Second is no ordinary legion either. Founded as the private royal army of one of Rome's most devoted allies, the king of Galatia, their ways are not the same as the other legions, a factor that sets them apart and causes friction with their fellow soldiers. 

A desolate wasteland. A mission gone wrong. An impossible goal. Roman scout, Silus, is deep behind enemy lines in Caledonia. As he spies on a raiding party, he is abruptly discovered by an enemy chief and his son. Mounting a one-man ambush, everything quickly goes wrong and Silus must run for his life, the head of the enemy leader in his hands. Little does he know the price he will pay... As Silus is inducted into the Arcani, an elite faction of assassins and spies, he must return to Caledonia and risk everything in the service of his Caesar.

It is 58 BC, and the mighty Tenth Legion, camped in Northern Italy, prepare for the arrival of the most notorious general in Roman history: Julius Caesar. Marcus Falerius Fronto, commander of the Tenth, is a career soldier and long-time companion of Caesar's. Despite his desire for the simplicity of the military life, he cannot help but be drawn into intrigue and politics as Caesar engineers a motive to invade the lands of Gaul.

AD 381. Five years have gone by since a Roman governor ordered the deaths of a Gothic king and his attendants at a feast in their honor. This disastrous act led to warfare in the Roman Empire and the death of the Emperor Valens. The Empire is now at peace, but the powerful brother of the murdered king has sworn revenge on the regicides, and will not rest until they are hunted down. For the eight legionaries who carried out the killings, the bloodshed is only just beginning.