The final emperor of Byzantium before the Ottoman Empire captured Constantinople, he was famous for holding out against the prolonged siege and defending the city until his final breath. There is a legend surrounding Constantine called the Marble Emperor, where he purportedly turned to stone, unable to bear to look at the beloved seat of his empire falling to the enemy. He is also commonly considered to be the last Roman emperor, on the courtesy of Byzantium having evolved from the Eastern Roman Empire.
He is the leader of the Reinstatement Realm in Traum. During the singularity, he falls in love with Johanna.
