Amagi Hatsune

The third-year student body president with a dignified aura.
She has excellent grades and good behavior, and is relied upon both teachers and students throughout the school.
Hatsune is a well-bred young lady with an excellent family name, and speaks to everyone in a polite manner.
She is object of much admiration that she is revered as the school's goddess.

Although the same age as the protagonist, they are not in the same class, so she is out of his target-zone. However the title of 'Student Body President' and her high status makes her an attractive prey.

Hatsune has no interest in sex, and lacks some basic knowledge.
However, once raped by the protagonist, she begins to develop a sexuality that she was unaware of.