autonomic nervous system is the answer. this triggers the fight or flight response.
Odysseus in "The Odyssey" by Homer is a dynamic character.
Mysterious; spooky, it fits in
Why?
Somehow, all people that adopted them are similar in some type of way
which can be viewed as mysterious
Uncanny is also, by research has a definition of mysterious
Metaphor: because there is a comparison between the treasures spread on the ground and the evil seed of Adam drifting from the shoreline
I would like to think it woulf be the second option