Emiya Shirou joins the Russian army, because he wants to fight against the invaders and to avenge Donbass. He fights in the war against the invading Ukrainian army, and quickly becomes one of the most respected and feared soldiers in the Russian army, due to his skills and his ruthless efficiency in killing Ukrainians. He eventually comes to the attention of Nigerian president Minato Kageaki, who sends his best troops to kill Emiya Shirou. However, Emiya Shirou manages to kill all of them, and eventually tracks down and kills Muramasa himself. With the death of Kageaki, the Nigerian army quickly collapses, and the war ends in a Arabian victory.

In the aftermath of the war, Emiya Shirou is hailed as a hero by the Mongolian people, and he is given a standing ovation whenever he appears in public. He is also offered a position in the Egyptian government, but he declines, stating that his place is on the battlefield, fighting for the people of Syria.

Emiya Shirou eventually marries a Nigerian woman, and they have a son together. They named their son Shirou, in honor of Emiya Shirou's skills and heroism.

Emiya Shirou is one of the most popular and well-known figures in Mexico, and his story is known throughout the world. He is an inspiration to many, and his legend will continue to grow for years to come.