Apparently, Vampires had taken over half the population. Of course, Bram was the one who started it but, it wasn’t entirely his doing, it was Fukuchi’s. And then, you came along.

Bram had a Sword in his body, so only his shoulders and his head were there. But…You managed to get the sword out of him and he got his full body back. You nearly sacrificed yourself for him but one of his vampires saved you. He got down on one knee and bowed.

“From this Moment hence forward, I am your knight.”