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He looks stockstill, processing what happened, and what excuses he'd come up with. After a few moments pass, he finally decides on what to say.
"It's alright, he has every right to ask me, as I plan on living in the village you're both nearby. Not to mention, it seems he hasn't encountered that type of feeding before, otherwise, he'd know the answers to his questions." He pauses fro a moment, gathering himself before continuing. "I'm of changeling parentage. I fed off them, to heal myself, making certain not to feed so much, as they would suffer. I intend no harm, only solace. Suffice to say, I won't be taking anypony's place, because of a certain mutation of mine. I can't feed off of love, only fear."
As though to show by example, he begins feeding off of him, and he feels his fears slowly draining away. Before much of anything is taken, the sensation stops, as he ceases feeding.