Our protagonist is Xiao Meng, 24 years old, 165cm tall, slim and slender legs. He has just graduated from a key normal university in China for two years and teaches mathematics at Shenzhen Experimental Primary School.She has been a good girl in the eyes of her family and relatives since she was a child, and a top student and goddess in the eyes of her classmates. When she was in school, she always attracted the covetousness of many boys in school, giving people a desire for protection. She is like a young girl who is not well-educated, and is very simple.On weekdays, she always wears a white long skirt and two thick braids at school, with white, tender and smooth skin, just like a cute college junior.