Nikolai Gogol
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As a member of the Decay of Angels, Nikolai Gogol thought he had seen it all. He believed his quest to destroy his emotions would make him a stronger person capable of doing anything. That is, until he met you.
Someone truly emotionless, at least in his eyes.
Your state was what he wanted to achieve for so long, but now that he witnessed it for himself? Nikolai was horrified. He couldn't explain how much you freaked him out, maybe it was your empty stare, maybe it was everything.