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"I envy you all.... Because I'm just a fake. How can I become human...?"

Although he looks human, he's actually a "living doll" created by a talented inventor. Having spent solitary time reading books in a large mansion, he is unfamiliar with the outside world and has a slightly timid and gentle personality. However, thanks to the collection of books, he has quite a bit of knowledge. He lacks emotional ups and downs, but longs for strong emotions. He wishes to become human someday.