The Descendants of Charlemagne

Two children were born to the Einzbern family. The first is a son and the second is a daughter. They are the children of the couple Iriesviel von Einzbern and Emiya Kiritsugu. But when the son was born the head of Einzbern gave him three bloods from heroes. This resulted in him becoming a Pseudo-Servant who could wield more than one noble phantasm.

Come see the action adventure of Charles von Einzbern in a world that has always experienced the holy grail war. He will oppose what he thinks is wrong and achieve his highest desires...

The happiness of the person he loves.