No, not one off...!!! I want to see what lies in the ruins of Kharkos! This is art and you certainly go with Xenophon style, which is GREAT! My only criticism is the following...
When Kophis learned of a house where the foreigner was hiding, Alam quickly seized the opportunity to send several of his own men to deal with the slayer, but deceived Kophis into remaining behind because he did not trust the black man alone for one, and he feared for his own safety second
Maybe shorten a bit those long sentences? Some people may lose heart in the mid of it. I have a bit of trouble doing so myself, so I understand it. It is not easy.