Time travel was not his wish.
After having a miscarriage, he thought he would forget his past and be an ordinary kid again, playing crazily with his friends and wreaking havoc, but the result was not what he wanted. He was reincarnated, yes he was reincarnated, but he was reincarnated with memories. God might be jealous because he saw that he was too cool! Let him mix with the children with his memories, and imitate the clumsy ways of children.
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