The year is 117. The Roman Empire stretches from Egypt to Spain, and the Isoko all the way to the Black Sea. Meanwhile, in northern Britain is unsettled - a fearless and ferocious Pict defy the Romans at every turn. Quintus Dias (Fassbender) together with General Virilus (West) led by the legendary Ninth Legion goes face the PICT, under orders to kill them all and cut off.

However, after being on unfamiliar ground meet in session and general Virilus being hijacked, Quintus will be along with a small handful of surviving legionnaires have to face the evil warrior Etain (Kurylenko), try to save the generals Virilus and somehow get to the border of the Roman ...