Meme: "I trusted you!"
"Ah...young one, I should have known you'll uncover my true nature this early." The demon expected it, of course, with that mind of his. But for this to happen in a situation so unlikely— ...Buer lifted his head from the undead being and stared at the boy, the wisps remains of the soul lingering 'round his lips and danced around bare, sharp teeth. The end of his prey. It was the ugliest form the most corrupted mind and heart could fuse into. The demon had to kill it --- eat it, and stabilize the haywire emotions into his own. Of course with that soul dead, so will its vessel---
"It's a part of my role...
... I hope you understand. "