Ok, don't know if I want to enlarge this witchunt, but it could be a really funny discovery. Unfortunately at the moment I can't check carefully by myself but I've found 2 similars animations and I NEED to know if that's tracing, or I just don't see straight. The videos in case are those two:
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at 0:22 and
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on 0:10 (maenchu also reused this specific animation in mitsuri kanroji's video and in recent Miruko futanari video). Please I need to know. If that turn out to be true... well she dosen't fear to trace anyone at this point since theo is a bigger artist than her.