Gu Yuheng is a classmate of Xu Zhi's brother.
A man who is noble and refined in school, like a flower on a high mountain,
In fact, he turned out to be a gentle and pleasant little O.
Entrusted by others, he taught her her homework, took care of her life, and finally took care of her in bed.
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Male professor*female student
The male protagonist is ten years old and the female protagonist has double c
Purpose: Love bravely
