The instructor, Maki, has a great personality and an incredible body, so she is popular with the men. She is the object of the men's desires, but she is completely unaware of it. She doesn't mean to seduce them, but the men misunderstand and ask Maki for sex. Although she doesn't want to, she can't refuse and is raped, becoming their sex slave. She accepts the men's desires with her beautiful body and becomes covered in semen.