Si Qiu, a medicine teacher from the Interstellar Federation 5,000 years later, was reborn in China in 2019
This year, three years old, a child in the sunflower class of kindergarten
I'm also worried about not wanting to brush my teeth today.
Because the male protagonist has become a child, his thinking will become more and more like that of a child, and he will become more mature when he grows up.
The god of learning is attacked by x rebirth paranoia