He doesn't, he's saying the exact opposite. That he's the only person who could have figured it out because it's knowledge that just isn't applicable to that world.
He doesn't exactly keep his origins secret, whenever someone asks him he answers honestly. But literally nobody bothers to ask questions in this story. Priscilla knows, and he told Anastasia in a failed loop.
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u/anjansharma2411 Smol Emilia Took My Hand — I Froze (Socially) 1d ago
Yea like ain't no way you think all that is common ball here